Ambra

Default principles
Offensive bidding
Bidding diagrams
1              standard, 11-21could have 4+-4
 1            not 4 unless 10+
  1           4+-4, 11-16 unbalanced
   1          4+-4, F1
    1NT         minimum
     2        relay, slam interest, natural continuations
     2        6-4 5-9
     2        5-4-3 10-11
     2NT        
     3        5-4-3 10-11
     3        6-4 invite
    2         6-4 minimum
     2        6-4
     2        5-4-3 10-11
     2        relay, asks for singleton
      2NT       sing
      3       sing.
     2NT        invite, no fit
     3        
    2         a) 5-4-3 14-16b) 4-4-4 minimum
     2        relay, asks strength/shape
      2NT       14-16
      3       5-4-3 13-14 HCP
      3       minimum, 3+
     2NT        4-4 10-11
     3        
     3        5-4 10-11
    2         6+-4 15-16
     2        relay, asks shortness
      2NT       short
      3       short
     2NT        4+-4 10-11, 0-2
     3        
     3        6+-4
    2         4-4-4 11-14
    2NT         5-4 15-16
    3         6+ good , 4 13-16
    3         4-4-4 15-17
    3         4-4-4 15-17
   1NT          5-10
    2         6+-4 11-14
    2         11-13, 5-3 or 4-4
    2         6+-4 15-16
    2         4-4-4 15-17
    2NT         5-4 15-16
    3         6+ to AKQ/AKJ/AKT/AQJ, 4, 13-16
    3         4-4-4 15-17
   2          invit+ checkback, says nothing about shape
    2         3, min or max
     2        invit unbal, NF
     2        GF waiting
     2NT        invit, 4
     3        invit, 4+, 4
     3        invit
     3        slammish, balanced
    2         11-13, 0-2
     2        GF relay, could be some slammish hand
     2NT        
     3        
     3        
     3        invite, unbalanced
    2         14-16, unbalanced, 0-2
     2NT        waiting, may be some slammish hand
     3        denies slam interest
     3        denies slam interest
     3        denies slam interest
    2NT         14-16, balanced, 2
    3         max, highly distributional
    3         max, highly distributional
   2          
    2         6+-4 15-16, denies nice suit
    2         5-4 15-16, 2-3 but not a stopper
    2NT         5-4, 16 HCP, stopper
    3         6+ good , 4, 15-16
    3         15-16, 3+, unbalanced
   2          mild balanced invite, 4+-4
   2          5+-4+, slammish
    2NT         GAR relay, asks shape
     3        5-4, denies 4
      3       shape relay, usually no fit
       3      5-4-2-2
       3      sing.
       3NT      sing.
      3       shape relay, sets
       3      5-4-2-2
       3NT      sing.
       4      sing.
     3        6+-4
      3       shape relay, no fit
       3      short
       3NT      short
      3       shape relay, sets
       3NT      short
       4      short
     3        5+-5+, short
     3        5+-5+, short
     3NT        4-5-4
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interest c) 5+-5+ GF but no slam d) 6+-5 GF e) strong slammish splinter raise of
    3         forced
     Pass        4(3)+, signoff
     3        5-5, GF but no slam
     3        any strong slam splinter for
      3       asks shortness
       3NT      short
       4      short
     3        6+-5 GF
     3NT        6+ solid or semisolid , only mild slam interest
     4        solid or semi-solid 6+, strong slam interest, cue
     4        solid or semi-solid 6+, strong slam interest, cue
     4        solid or semi-solid 6+, strong slam interest, cue
     4        solid or semi-solid 6+, strong slam interest, cue
   3          5+-4+ 9-11
   3          6+ 9(+)-11
   3          solid balanced invite, 4+-4
   3          splinter, 5+-4, mild slam interest
   3NT          
   4          splinter, 5+-4, mild slam interest
   4          
  1           4+-4, 11-16 unbalanced
   1NT          5-10, 4-5
    2         6+-4 minimum
    2         11-14, 3+ short
    2         6+-4 15-16
    2NT         5-4 15-16
    3         6+ great -4, 11-13
    3         4-4-4 15-17
   2          invit+ checkback, says nothing about shape
    2         3, min or max
     2        GF, waiting
     2        
     2NT        invit, 4
     3        invit, 4+, 4
     3        invit
     3        slammish, balanced
     3NT        
    2         11-13, 0-2
     2        GF relay, could be some slammish hand
     2NT        
     3        
     3        
     3        invitational, unbalanced
    2         14-16, unbalanced, 0-2
     2NT        waiting, may be some slammish hand
     3        denies slam interest
     3        denies slam interest
     3        4th suit forcing, denies slam interest
     3        denies slam interest
     3NT        
    2NT         14-16, balanced, 2
    3         max, highly distributional
    3         max, highly distributional
   2          
    2         16 HCP, 5-4, 2-3 but no stopper
    2         6+-4 15-16, not great club suit
    2NT         5-4, 15-16, stopper
    3         6+ good , 4, 15-16
    3         15-16, 3+ unbalanced
   2          5+-4+ slammish
    2NT         GAR relay, asks shape
     3        5-4, denies 4
      3       shape relay, usually no fit
       3      5-4-2-2
       3      sing.
       3NT      sing.
      3       shape relay, sets
       3      5-4-2-2
       3NT      sing.
       4      sing.
     3        6+-4
      3       shape relay, no fit
       3      short
       3NT      short
      3       shape relay, sets
       3NT      short
       4      short
     3        5+-5+, short
     3        5+-5+, short
     3NT        4-5-4
   2          4+-4 bad invite
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+ GF but no slam d) 6+-5 e) strong slammish splinter raise of
    3         forced
     Pass         signoff, 4(3)+
     3        5+-5 GF but no slam
     3        6+-5 GF
     3        any strong slam splinter for
      3NT       asks shortness
       4      short
       4      short
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid, strong slam interest, cue
     4        6+ solid or semisolid, strong slam interest, cue
     4        6+ solid or semisolid, strong slam interest, cue
   3          5+-4+, 9-11 HCP
   3          6+, 9(+)-11 HCP
   3          5+-4, GF splinter, mild slam interest
   3          solid balanced invite, 4+-4
   3NT          
   4          5+-4, splinter, mild slam interest
  1NT           12-14 balanced, may have 4/4/4
   2          2-way checkback: signoff or some invite hand
    2         forced
     Pass        signoff in
     2        5-4 10-11 HCP
     2        5-4 10-11 HCP
     2NT        4-5, 10-11 HCP
     3        4+-5 9-11 HCP
     3        6+, 10-11 HCP
   2          2-way checkback: any GF hand
    2         4, may have 4 too
    2         4, denies 4
    2NT         4-333 or 5 bad
    3         5 good -332
    3         4-4
   2          5+-4 10-12 HCP
   2          5+-4 10-12 HCP
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interest c) 5+-5+ GF d) 6+-5M GF
    3         forced
     Pass         signoff, 5+
     3        5+-5+ GF+
     3        6+-5 GF+
     3        6+-5 GF+
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , serious slam interest, cue
     4        6+ solid or semisolid , serious slam interest, cue
     4        6+ solid or semisolid , serious slam interest, cue
     4        6+ solid or semisolid , serious slam interest, cue
   3          4-5+ 9-11
   3          6+ GF, if slam interest then not great suit
   3          5+-4, sing. , GF
   3          5+-4, sing. , GF
   3NT          
  2           11-16
   2          
   2          invit+ relay
    2         11-13, 3
     2NT        
     3        
     3        
     3        asks stopper
     3        asks stopper
     3NT        
    2NT         14-16, 0-2, GF
     3        asks stopper
     3        asks stopper
    3         11-13, 0-2
     3        asks stopper
     3        asks stopper
     3NT        
    3         14-16, 3, GF
     3        asks stopper
     3        asks stopper
   2          5+-4 GF
    2NT         shape relay, GAR
     3        5-4 12-15
      3       relay for shape
       3      5-4-2-2
       3      sing.
       3NT      sing.
     3        6+-4, any strength
      3       relay for strength/shape
       3      12-15, short
       3NT      12-15, short
       4      16+, short
       4      16+, short
     3        5-4-2-2 16+
     3        5-4, 16+, sing.
     3NT        5-4, 16+, sing.
   2NT          2NT transfer - a) preempt to 3 b) 6+ great , GF+c) 5+-5+ GF+ d) 6+-5M GF+e) slammish splinter raise of
    3         forced
     Pass        preemptive raise
     3        5+-5 GF+
     3        6+-5 GF+
     3        6+-5 GF+
     3NT        6+ solid or semi-solid , mild slam interest, NF
     4        6+ solid or semi-solid , serious slam interest, cue
     4        6+ solid or semi-solid , serious slam interest, no cue
     4        splinter for , strong slam interest
     4        splinter for , strong slam interest
   3          9-11
   3          6+, 10-11 HCP
   3          3+, splinter, GF but no serious slam interest
   3          3+, splinter, GF but no serious slam interest
   3NT          
  2           4+-4 11-14, no major, only 4 if conc. in the minors
   2          invit+ relay
    2         5+-4 minimum, unbalanced
     2NT        GF relay for shape
      3       5-4
       3      relay for exact shape, interest in or NT
        3     5-4-2-2
        3     sing.
        3NT     sing.
       3      relay for shape, sets
        3     5-4-2-2
        3NT     sing.
        4     sing.
      3       6+-4
       3      relay for shape, interest
        3     short
        3NT     short
       3      relay for shape, sets
        3NT     short
        4     short
     3        
     3        was invite with 4+, NF
     3        asks stopper
     3        asks stopper
    2NT         4-4, conc. in minors
     3        
     3        NF, was invite
     3        asks stopper
     3        asks stopper
     3NT        
    3         5+-4 maximum
     3        asks for shape, GAR
      3       5-4
       3      asks exact shape, interest
        3NT     5-4-2-2
        4     sing
        4     sing.
       3NT      
       4      asks exact shape, sets
        4     5-4-2-2
        4     sing.
        4     sing.
      3       6+-4, short
      3NT       6+-4, short
     3        asks stopper
     3        asks stopper
   2          5+-4 GF
    2NT         asks for shape, GAR relay
     3        5-4, 12-15
      3       asks exact shape
       3      5-4-2-2
       3      sing.
       3NT      sing.
     3        6+-4, any strength
      3       asks strength/shape
       3      12-15, short
       3NT      12-15, short
       4      16+, short
       4      16+, short
     3        5-4-2-2, 16+
     3        5-4, sing. , 16+
     3NT        5-4, sing. , 16-18
     4        5-4 sing. , 19+
   2NT          2NT transfer - a) signoff (preemptive) b) 6+ great , at least mild slam interest c) 5+-5+ GF d) 6+-5M GFe) slammish splinter for
    3         forced
     Pass        preemptive raise
     3        5+-5, GF
     3        6+-5 GF+
     3        6+-5 GF+
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , serious slam interest, cue
     4        6+ solid or semisolid , serious slam interest, no cue
     4        splinter for , serious slam interest
     4        splinter for , serious slam interest
   3          5+-4 9-11
   3          
   3          splinter for , 4+, GF but not serious slam interest
   3          splinter for , 4+, GF but not serious slam interest
   3NT          
   4          
   5          may be weak or strong
  2           ambiguous reverse: 17+ HCP either a) 5+-4 b) 5+-4 c) 6+ 1-suiter
   2          GF relay
    2NT         5+-4, denies 4
     3        asks shape, GAR relay
      3       5-4
       3      asks shape, denies interest
        3     5-4-2-2
        3NT     short
        4     short
       3      asks shape, sets
        3NT     5-4-2-2-
        4     short
        4     short
      3       6+-4
       3      asks shape, denies interest
        3NT     short
        4     short
       3NT      
       4      asks shape, sets
        4     short
        4     short
    3         6+ 1-suiter
     3        5+, slammish
      3       asks stopper
      3       asks stopper
      3NT       both majors stopped
      4       cue, with 3
     3        asks stopper, or advance cue for
     3        asks stopper, or advance cue for
     3NT        both majors stopped
     4        sets
    3         5+-4
     3        asks stopper, or advance cue for
     3        asks stopper, or advance cue for
     3NT        both majors stopped
     4        sets
    3         6+-5, 3-4 losers
    3         4-4-5 17+
   2NT          6+ GF
   3          4-6 HCP
   3          6+, 4-6 HCP
    3         asks stopper
    3         asks stopper
   3          6-5 GF
   3          6-5 GF
  2           reverse: 5+-4 17+ HCP
   2NT          GF relay, GAR
    3         5-4
     3        asks shortness, denies interest
      3       5-4-2-2
      3       sing.
      3NT       sing.
     3        asks shortness, sets
      3       5-4-2-2
      3NT       short
      4       short
    3         6+-4
     3        asks shortness, denies interest
      3       short
      3NT       short
     3        asks shortness, sets
      3NT       short
      4       short
    3NT         5-4-4
   3          4-6 HCP
   3          4-6 HCP
   3          6-5 GF
  2NT           18-20 balanced
   3          5+, any strength, transfer
    3         forced
     Pass        6+ 4-5 HCP
     3        5+-4 slammish
     3        5+-4 slammish
     3NT        5 slam try
     4        5+-4+ slam try
     4        6+ slammish
   3          4-4 slam interest
   3          4-4 slam try
   3          4-4 slam try
   3NT          
   4NT          4-333 quant
  3           6+, good suit, 13-16
   3          5+, slammish
    3         asks stopper in , or advance cue for
    3         asks stopper in , or advance cue in
    3NT         both majors stopped
    4         cue, with 3
   3          asks stopper, or advance cue for
   3          asks stopper, or advance cue for
   3NT          both majors stopped
   4          
  3           5+-4 14-16
   3          asks stopper, or advance cue for
   3          asks stopper, or advance cue for
  3           4-4-4 18-22
  3           4-4-4 18-22
  3NT           4-4-1-4 18-22
 1            5+ HCP, may have 4+ if weak
  1           11-16, 3+-4
   1NT          
    2         6+-4 11-13
    2         15-17 4-4-4 or 15-16 4-4-5
    2         5-4-3 14-16
    2         6+-4 14-16
    2NT         5-4-3 15-16
    3         6+ good , 4 13-16
   2          invit+ relay, says nothing about shape
    2         3, min or max
     2        invite, 5+, NF
     2        unbal invite, NF
     2NT        invite, 4
     3        
     3        slam interest
     3        slam interest
     3NT        
     4        
    2         11-13, 0-2
     2        GF relay, natural continuations, have to bid this with all slam hnds
     2NT        
     3        
     3        invite, unbalanced
     3NT        
     4        
     4        
    2         14-16, unbalanced, 0-2, GF
     2NT        waiting, only way to eventually show a slammish hand
    2NT         14-16, 2, balanced, GF
   2          5+-4 GF
    2NT         shape asking, GAR relay
     3        5-4 12-15
      3       relay, denies interest
       3      5-4-2-2
       3      short
       3NT      short
      3       relay, sets
       3      5-4-2-2
       3NT      sing.
       4      sing.
     3        6+-4, any strength
      3       relay, denies interest
       3      12-15, short
       3NT      12-15, short
       4      16+, short
       4      16+, short
      3       relay, sets
       3NT      12-15, short
       4      12-15, short
       4      16+, short
       4      16-18, short
       4      19+, short
     3        5-4-2-2, 16+
     3        5-4, sing. , 16+
     3NT        5-4 sing. , 16-18
     4        5-4 sing. , 19+
   2          6+, good 7 to bad 10
   2          7-9
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+m GFd) strong slammish splinter raise of
    3         forced
     Pass         signoff, 5(4)+
     3        5+-5+ GF+
     3        5+-5+ GF
     3        any strong slam splinter for
      3NT       asks shortness
       4      short
       4      short
     3NT        6+ solid or semi-solid , mild slam interest, NF
     4        6+ solid or semi-solid , solid slam interest, cue
     4        6+ solid or semi-solid , solid slam interest, cue
     4        6+ solid or semi-solid , solid slam interest, cue
     4        6+ solid or semi-solid , solid slam interest, cue
   3          5+-4+ 9-11
   3          5-5 9-11
   3          10(+)-11, 6+
   3          9-11, balanced invite
   3NT          
   4          splinter for , mild slam interest
   4          splinter for , mild slam interest
   4          
   4          
  1NT           11-14, denies 4, may have 5-4 and/or sing.
   2          2-way checkback: signoff or any invite hand
    2         forced
     Pass        4-5+ signoff
     2        5 10-11
     2        5-4 10-11
     2NT        10-11, 4
     3        5-4+ 9-11
     3        5-5 9-11
     3        6+ 9-11
   2          2-way checkback: general GF
    2         3
     2        
     2NT        waiting for more description
     3        5-4
     3        5-4
     3        6+, not good suit
     3        6+, splinter, slam interest
     4        6+, splinter, slam interest
     4        6+, splinter, slam interest
     4        
    2         5-4-3
     2NT        waiting for more info
     3        5-4
     3        5-4
     3        6+, not good suit
     3        5-4
     3NT        
     4        6+, splinter, slam interest
     4        6+, splinter, slam interest
    2NT         no other good bid
    3         6 bad
    3         5-4-2-2
   2          5 or bad 6crds
   2          5+-4 GF
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+m GF d) 6+-5 GF
    3         forced
     Pass         signoff, 4(3)+
     3        5+-5+ GF
     3        5+-5+ GF
     3        6+-5 GF
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, no minor cue
   3          4-5+ invit
   3          5-4 sing. , GF
   3          6+, GF, average suit
   3          5-4, sing. , GF
   3NT          
  2           6+ 11-16, or 5-4-1-3 15-16
   2          invit+ relay
    2         6-3, minimum
     2        asks stopper
     2NT        natural, but F1
     3        invite
     3        asks stopper
     3        5 strong invite
    2         4, 11-16 (if min then 6+)
     2NT        relay
      3       6+-4, 11-13
      3       6+-4, 14-16
      3       5-4-2-2, 14-16, honors conc. in minors
      3       5-4, sing. , 14-16
      3NT       5-4, sing. , 14-16
     3        
     3        asks stopper
     3        6+ GF
     3        asks for stopper
    2NT         6+ 14-16, 0-2, GF
     3        asks stopper
     3        6+
     3        asks stopper
     3NT        
    3         6+, 11-13, 0-2
     3        asks stopper
     3        6+ GF
     3        asks stopper
     3NT        
    3         6+-3, max, no stopper
    3         6+-3, 14-16, GF, no side stoppers
    3         6+-3, max, no stopper
    3NT         6+-3, max, both side suits stopped
   2          6+, good 7 to bad 10
   2          5+-4 GF
   2NT          2NT transfer - a) preemptive raise b) 6+ great , at least mild slam interestc) any strong slam splinter for d) 6+-5 GF
    3         forced
     Pass        preemptive raise
     3        5+-5+ GF
     3        any strong slam splinter for
      3       asks shortness
       3NT      short
       4      short
     3        6+-5 GF
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, no minor cue
   3          4-3+ 9-11
   3          5-5 9-11
   3          6+ 9-11
   3          splinter for , 3+, mild slam interest
   3NT          
   4          RKC
   4          splinter for , mild slam interest, 3+
   4          
  2           ambiguous reverse: 17+a) 5+-4b) 6+ 1-suiter c) 5+-4 unbalanced d) 18-20 balanced with 4
   2          5+ 5-7 HCP
   2          GF relay
    2NT         5+-4
     3        relay
      3       6-4
      3       3
      3       asks stopper
      3NT        stopper
    3         6+ 1-suiter
    3         6-5, 3-4.5 losers
    3         18-20 bal, 4
    3         5-4-4 17+ HCP
    4         5+-4, sing.
    4         5+-4 sing.
   2NT          4-4+ 5-7 HCP
   3          4-2+ 5-7 HCP
   3          5+-5+, 7+ HCP, GF
   3          6+, 8+ HCP, GF
   3          6-5 12+ HCP
  2           a) 4 11-14 valueb) 3 11-15 5-4-3 c) 4-4-3 11-14 with 2 bad
   2          invit+ relay
    2NT         4 unbalanced, min or max
     3        relay
      3       min, sing.
      3       min, sing.
      3       max, sing.
      3NT       max, sing.
    3         3, minimum
     3        asks stopper
     3        
     3        asks stopper
     3NT        
    3         3, maximum
     3        asks stopper, or 5+ slammish
     3        asks stopper
     3NT        
    3         4, balanced, minimum
    3         4, balanced, maximum
   2NT           splinter, 4+, game invite or strong slam invite
    3         sets , asks shortness
     3        2-2
     3        short
     3        short
    3         sets , asks shortness
     3        2-2
     3        short
     3NT        short
   3           splinter, 4+, game invite or strong slam invite
   3           splinter, 4+, game invite or strong slam invite
   3          pree
   3          5+, splinter, mild slam interest
   3NT          
   4          5+, splinter, mild slam interest
   4          5+, splinter, mild slam interest
   4          
  2           reverse: 5+-4 17+, semiforcing
   2NT          shape-ask, GAR relay, GF
    3         5-4, denies 4
     3        relay, denies interest
      3       5-4-2-2
      3       sing.
      3NT       sing.
     3        relay, sets
      3       5-4-2-2
      3NT       sing.
      4       sing.
    3         6+-4
     3        asks shortness, denies interest
      3       short
      3NT       short
     3        asks shortness, sets
      3NT       short
      4       short
    3NT         5-4-4
   3          
   3          5+-5+ 7+ HCP, GF
   3          6+, 8+ HCP, GF
   3          4, 5(+)-7 HCP
  2NT           18-20 bal, denies 4
   3          5+-4+ slammish
   3          5+, any strength, transfer
    3         forced
     Pass        5+, signoff
     3        5-4 GF
     3NT        5, choice of games
     4        5+-4+, slam interest
     4        6+, slam interest, cue
     4        6+, slam interest, no cue
   3          4-4, GF
   3          4-4, slam interest
   3NT          
   4          cue, 5+, slam interest
   4          cue, 5+, slam interest
   4          
  3           6+ nice , 13-16
   3          asks stopper
   3          5+, GF, support-ask
    3         2
    3NT         0-1
    4         cue with 3
    4         cue with 3
   3          asks stopper
   3NT          
  3           4-4-4, 18-22 HCP
  3           4+-4, 14-16 HCP
  3           4-4-4 18-22 HCP
  3NT           4-4-4 18-22 HCP
  4           6+-4, 13-16, short
  4           6+-4, 13-16, short
 1            5+ HCP, may have 4+ if weak
  1NT           11-14, may have sing. , even 5-4-4-0
   2          2-way checkback: signoff or any invite hand
    2         forced
     Pass        4-5+ weak
     2        5-4+, 9-11, mild invite
     2        5, 10-11
     2NT        4, 10-11
     3        5-4+, 9-11
     3        5-5 9-11
     3        5-5, 9-11, solid invite
     3        6+ 9-11
   2          2-way checkback: general GF
    2         4, may have 3
     2        5+, but not good suit
     2NT        waiting for further description
     3        5-4
     3        5-4
     3        5-4
     3NT        
     4        splinter for
     4        splinter for
     4        
    2         3, denies 4
     2NT        waiting for more info
     3        5-4
     3        5-4
     3        5-4
     3        sets suit
     3NT        
     4        splinter for
     4        splinter for
     4        splinter for
     4        
    2NT         no other good bid
     3        5-4
     3        5-4
     3        5-4
     3        6+ bad
     3NT        
     4        splinter for
     4        splinter for
     4        splinter for
     4        
    3         bad 6
    3         5-4
   2          
   2          
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+other GF
    3         forced
     Pass         signoff, 5(4)+
     3        5+-5+ GF
     3        5+-5+ GF
     3        5+-5+ GF
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
   3          4-5+ invite
   3          5-4, splinter, GF
   3          5-4, splinter, GF
   3          6+, not great suit, GF
   3NT          
  2           11-16 6+, or 5-4/ 15-16
   2          invit+ relay
    2         4 or 4, 11-16 ( 6-4 11-13 or 5-4 15-16)
     2        GF relay
      2NT       5+-4 15-16
       3      shape relay, GAR
        3     5-4, unbalanced
         3    asks shortness, denies interest
          3   short
          3NT   short
         3    asks shortness, sets
          3NT   short
          4   short
        3     6+-4, short
        3     6+-4, short
        3NT     5-4-2-2
      3       6+-4, or 6+-4 minimum
       3      asks stopper, or advance cue for
       3      asks stopper, or advance cue for
      3       6+-4, 14-16
       3      asks shortness
        3     short
        3NT     short
      3       5-4-2-2, with worthless doubleton, honors conc. in minors, 15-16
      3       5-4, sing. , 15-16
      3NT       5-4, sing. , 15-16
     3        2+, 9-11 HCP
    2         3, minimum, 6+ 1-suiter
     2NT        nat but F1
     3        invite
     3        asks stopper
     3        asks stopper
     3        5 strong invite
    2NT         maximum, 6+ 1-suiter, 0-2, GF
    3         minimum, 6+ 1-suiter, 0-2
     3        asks stopper
     3        asks stopper
     3        6+ GF
     3NT        
    3         6+-3, maximum, no stopper
    3         6+-3, maximum, no stopper
    3         6+-3, maximum, no side stoppers
    3NT         6+-3, maximum, both side suits stopped
   2          5+-4 invit+
   2          6+, 8-10
   2NT          2NT transfer - a) preemptive raise b) 6+ great , at least mild slam interestc) 5+-5+other GFd) any strong slam splinter for
    3         forced
     Pass        preemptive raise
     3        5+-5+ GF
     3        5+-5+ GF
     3        any strong slam splinter for
      3NT       asks shortness
       4      short
       4      short
     3NT        6+ solid or semisolid , mild slam interest, NF
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
     4        6+ solid or semisolid , strong slam interest, cue
   3          2+, good 7 to bad 10
   3          5+-5+ 9-11
   3          5+-5+ 9-11
   3          6+, 9-11
   3NT          
   4          splinter for , mild slam interest
   4          splinter for , mild slam interest
   4          
  2           ambiguous reverse: a) 15-17 4-4b) 17+ 6+ 1-suiter c) 17+ 4+-4 unbalanced d) 18-20 balanced with 4e) 17+ 5+-4
   2          GF relay
    2         4-4-4 15-17 HCP
     2NT        
     3        
     3        
     3        sets , GF
    2NT         5+-4 17+
     3        asks shape, GAR relay
      3       5-4 unbal
       3      asks shortness, denies interest
        3     sing.
        3NT     sing.
       3      asks shortness, sets
        3NT     short
        4     short
      3       6+-4, short
      3       6+-4 short
      3NT       5-4 2-2
     3        asks stopper
     3        
    3         6+ 1-suiter
     3        asks stopper
     3        5+, support ask
      3       2
      3NT       0-1
      4       cue, 3
      4       cue, 3
      4       cue, 3
     3        asks stopper
     3NT        
    3         6-5 3-4 losers
    3         18-20 bal, 4
    4         5+-4, 17+, sing.
    4         5+-4, 17+, sing.
   2          5, 4-7 HCP
    2NT         no fit, NF
    3         no fit, NF
    3         6-5, 3-4 losers, NF
    3         asks stopper
    3         4 bal 18 HCP
    4         6+-4, sing. , slam interest
    4         6+-4, sing. , slam interest
    4         good - hand
   2NT          4-4 4-7 HCP
    3         no fit, NF
    3         5+-4 NF
    3         asks stopper
    3         4, balanced 18 HCP
    4         6+-4, sing. slam interest
    4         6+-4, sing. , slam interest
    4         great - hand
   3          4-7 HCP, 4-2/4
    3         6-5, 3-4 losers, NF
    3         asks stopper
    3         4, balanced 18 HCP
    4         6+-4, short , slam interest
    4         6+-4, sing. , slam interest
   3          5+-5+ 7+ HCP GF
   3          5+-5+, 7+ HCP, GF
   3          6+, 8+ HCP, GF
  2           reverse, 5+-4, 17+, semiforcing
  2           11-14a) 4 b) 5-3 unbalancedc) 4-3 with worthless doubleton
   2NT          invit+ relay, usually balanced
    3         4 unbalanced, min or max
     3        relay
      3       sing. , minimum
      3       sing. , minimum
      3NT       sing. , maximum
      4       sing. , maximum
    3         3, minimum
     3        asks stopper
     3        
     3NT        
     4        
    3         3, maximum
     3        asks stopper
     3NT        
    3         4, minimum, balanced
    3NT         4, maximum, balanced
   3          4+, splinter, game invite or strong slam invite
   3          4+, splinter, game invite or strong slam invite
   3          4+, splinter, game invite or strong slam invite
   3          pree
   3NT          suggests contract if bad
   4          5+, splinter, mild slam interest
   4          5+, splinter, mild slam interest
   4          5+, splinter, mild slam interest
   4          
  2NT           18-20 balanced, denies 4
   3          5+-4 slammish
   3          5+-4 slam interest
   3          5+, any strength, transfer
    3         forced
     Pass         signoff
     3NT        5, choice of games
     4        5-4 slam interest
     4        cue with 6+, slam interest
     4        cue with 6+, slam interest
     4         cue with 6+, slam interest, no red cue
   3          4-4 slam interest
   3NT          
   4          cue with just 5, slam interest
   4          cue with just 5, slam interest
   4          5+-5+, no slam
   4          
  3           13-16, 6+ good
   3          asks stopper
   3          5+, GF, support-ask
    3         2
    3NT         0-1
    4         cue, 3
    4         cue, 3
    4         cue, 3
   3          asks stopper
   3NT          
   4          5+-5+, no slam
   4          
  3           4-4-4, 18-22
  3           4-4-4 18-22
  3           14-16, 4 unbalanced
  3NT           4-4-4 18-22
  4           6+-4, sing. , 13-16
  4           6+-4, sing. , 13-16
 1NT            5-10 HCP, no 4M
  2           6+, 11-14, may have side suit
  2           invit+ relay, asks strength/dist
   2          minimum
    2         GF relay
     2NT        4-333
     3        4+, denies 4
     3        4-4
    2NT         
    3         
    3         
    3         asks stopper
    3         asks stopper
    3NT         
   2          5, min or max
    2NT         
    3         
    3         
    3         asks stopper
    3         asks stopper
    3NT         
   2NT          4-333 maximum
   3          4+, denies 4, maximum
   3          4-4 maximum
  2           5+-4 17+ HCP, semi-forcing
  2           5+-4, 17+ HCP, semiforcing
  2NT           asks better minor: a) preemptiveb) 18-20 bal lacking a side stopper
   3          preference
    3         asks stopper
    3         asks stopper
    3         asks stopper
   3          preference
    3         asks stopper
    3         asks stopper
    3NT         needed stopper
  3           13-16, 6+ good
  3           6-5, 3-4.5 losers
  3           6-5, 3-4.5 losers
  3           6-5, 3-4.5 losers
  3NT           
 2            4+, 11+ HCP, no 4M unless 5+ GF
  2           a) 12-15 balanced b) 11-15 6+ no 4M c) 11-17 3-suiterd) 11-21 5+-4+
   2          slammish relay
    2         5+-4 11-21
     3        asks stopper
     3        asks stopper
     3        asks stopper
    2NT         12-14 balanced, 4-5
     3        relay for suits
      3       4+
       3      
       3      
      3       4 without 4
      3       4-333
     3        asks stopper
     3        asks stopper
     3        asks stopper
    3         6+ 11-15 unbal
     3        asks for sing.
     3        asks stopper
     3        asks stopper
    3         6+ 11-15, balanced
     3        asks stopper
     3        asks stopper
    3         4-1-4-4 11-17
    3         1-4-4-4 11-17
    3NT         4-4-1-4 11-14
    4         4-4-1-4 15-17
   2          GF relay, no slam
    2NT         12-14, balanced
    3         11-14 unbalanced, 6+ or 5-4
     3        relay
      3       short
      3       short
      3NT       6+ short
     3        asks stopper
     3        asks stopper
    3         5-4, unbalanced, 16+
     3        asks shortness
      3       short
      3NT       short
    3         444-1 11-14
    3         444-1, 11-14
    3NT         444-1 11-14
   2NT          10-12, 4-5, NT-oriented, NF
   3          5+ 10-11 HCP
   3          5+-4M, sing. , no slam
    3         
    3         
   3          5+-4, sing. , no slam
   3          5+-4, sing. , no slam
  2           5+-4, any strength
   2          asks stopper
   2NT          GF shape ask, GAR relay
    3         5-4, 11-15
     3        asks shortness, no interest
      3       5-4-2-2
      3       sing.
      3NT       sing.
     3        asks shortness, sets
      3       5-4-2-2
      3NT       short
      4       short
    3         6+-4, any strength
     3        relay, no interest
      3       11-15, sing.
      3NT       11-15, sing
      4       16+, sing.
      4       16+, short
     3        relay, sets
      3NT       11-15, short
      4       11-15, short
      4       16+, short
      4       16-18, short
      4       19+, short
    3         5-4-2-2, 16+
    3         5-4, sing. , 16-21
    3NT         5-4, sing. , 16-21
   3          10-11, NF
   3          asks stopper
  2           5+-4, any strength
   2NT          GF shape ask, GAR relay
    3         5-4, 11-15
     3        asks shortness, no interest
      3       5-4-2-2
      3       sing.
      3NT       sing.
     3        asks shortness, sets
      3       5-4-2-2
      3NT       short
      4       short
    3         6+-4, any strength
     3        relay, no interest
      3       11-15, sing.
      3NT       11-15, sing
      4       16+, sing.
      4       16+, short
     3        relay, sets
      3NT       11-15, short
      4       11-15, short
      4       16+, short
      4       16+, short
    3         5-4-2-2, 16+
    3         5-4, sing. , 16-21
    3NT         5-4, sing. , 16-21
   3          10-11, NF
   3          asks stopper
   3          asks stopper
  2NT           18-20 balanced
   3          relay for suits
    3         4+
     3        
     3        
    3         4, without 4+
     3        
    3         4-333
   3          asks stopper
   3          asks stopper
   3          asks stopper
  3           6+ 16+ HCP unbalanced, 1-suiter
   3          asks for shortness
    3         short
    3         short
    3NT         short
   3          asks stopper
   3          asks stopper
  3           16+ HCP, 6+ 1-suiter, balanced
   3          asks stopper
   3          asks stopper
  3           444-1, 18-22
  3           444-1, 18-22
  3NT           444-1, 18-22
 2            transfer:a) 6+ decent , 3 to bad 7 HCP b) 6+ good 12+ HCP with poss. side 4-crd suit
  2           11-14
   2          6+-4 GF
   2NT          6+ GF
   3          6+-4 GF
   3          6+-4 GF
   3          7+, sets trumps, asks for cues
  2           5+, spade suit or values, 17+
  2NT           15+ HCP, 2+, invit+
   3          6 to bad 7, denies short
    3         asks for shortness
     3        balanced
     3        short
     3NT        short
   3          3-4 HCP, OR 6+ 12+ HCP
    3         
   3          5 to bad 6
   3          6 to bad 7, short
   3NT          6+ 12+ HCP, AKQxxx
   4          6+, 12+ HCP, 4
   4          6+, 12+ HCP, 4
  3           6+, 16-18, NF
  3           5+, suit or values, 17+ HCP
  3           preemptive
  3           6-5 3-4.5 losers
  3NT           
  4           
 2            transfer:a) 6+ decent , 3 to bad 7 HCP b) 6+ good 12+ HCP with poss. side 4-crd suit
  2           11-14
   2NT          6+ GF, 1-suiter
   3          6+-4 GF
   3          6+-4 GF
   3          6+-4 GF
   3          7+, sets suit, asks for cues
  2NT           15+ HCP, 2+, invit+ relay
   3          5 to bad 7, denies short
    3         relay
     3        short
     3        balanced
     3NT        short
   3          3-4 HCP, OR 6+ 12+ HCP
    3         asks for shortness
     3        balanced
     3NT        short
     4        short
     4        short
    3         
   3          5 to bad 7, short
   3          balanced, about 5 to bad 6
   3NT          6+ 12+ HCP, AKQxxx
   4          6+, 12+ HCP, 4
   4          6+, 12+ HCP, 4
  3           6+, 16-18, NF
  3           5+, suit or values, 17+ HCP
  3           5+, suit or values, 17+ HCP
  3           pree
  3NT           
  4           
 2            6(+)-9 HCP, 5+ good , 4 (occ. 3), unbalanced
  2NT           relay for strength/shortness
   3          minimum
    3         relay for shortness
     3        short
     3        short
     3NT        short
   3          max, short
   3          max, short
   3          max, short , 6+
  3           
  3           asks stopper
  3           asks stopper
  3           asks stopper
  3NT           
  4           
  5           
 2NT            6+, 2-6 HCP
  3           
  3           asks stopper
  3           asks stopper
  3           asks stopper
  3NT           
  4           
  5           
 3            6+, 8-10 HCP
 3            6+, 8-10 HCP
 3            7+, 4-8 HCP
 3            7+, 4-8 HCP
 3NT            4-333, 12-14 HCP, 0-3 ctrls, usually bad

1              standard, 11-21 longer than unless 5-5
 1            
  1           11-16, 4+-4
   1NT          5-9
    2         11-14, 5+-4-3+
    2         11-14, 6+-4
    2         14-16, 5-4-3
    2         14-16, 6+-4
    2NT         15-16, 5-4-3
    3         15-16, 5-4-4
    3         13-16, 6+ good , 4
   2          invit+ relay, says nothing about shape
    2         3, min or max
     2        
     2        bad invite
     2NT        invite, 4
     3        
     3        
     3        slammish, balanced
     3        slammish, balanced
     4        splinter for
     4        splinter for
     4        
    2         0-2, minimum
     2        GF relay, all slammish hands would have to bid this too
     2NT        
     3        
     3        
     3        
     3NT        
     4        
    2         0-2, maximum, unbalanced
     2NT        waiting relay, all slam hands would have to bid this too
    2NT         2, maximum, balanced
   2          
   2          6+, 7-10 HCP
   2          courtesy raise, 7-9 HCP
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+m GF d) strong slammish splinter raise of
    3         forced
     Pass         signoff, 6+
     3        5+-5+ GF
     3        5+-5+ GF
     3        any strong slam splinter for
      3NT       asks shortness
       4      short
       4      short
     3NT        6+ solid or semi-solid , mild slam interest, NF
     4        6+ solid or semi-solid , strong slam try, cue
     4        6+ solid or semi-solid , strong slam try, cue
     4        6+ solid or semi-solid , strong slam try, no minor cue
     4        6+ solid or semi-solid , strong slam try, cue
   3          5+-4 GF
   3          4+-4+, 9-11, suit oriented
   3          6+, 9-11 HCP
   3          9-11
   3NT          
   4          splinter for , mild slam interest
   4          splinter for , mild slam interest
  1NT           11-14 balanced, or 11-13 5-4
   2          2-way checkback: signoff or any invite hand
    2         forced
     Pass         signoff
     2        5 10-11
     2        5-4 10-11
     2NT        10-11, 4
     3        5-5 9-11
     3        5-4+ 9-11
     3        6+, 9-11
   2          2-way checkback: general GF
    2         3
     2        
     2NT        general waiting for more info
     3        5-4
     3        5-4
     3        sets suit
     3        splinter for
     4        splinter for
     4        splinter for
     4        
    2         ? - maybe no spade stopper
     2NT        waiting for more info
     3        5-4
     3        5-4
     3        6+ bad
     3        5-4
     3NT        
     4        6+, splinter
     4        6+, splinter
    2NT         no better bid
     3        5-4
     3        5-4
     3        6+ bad
     3        5-4
     3NT        
     4        6+, splinter
     4        6+, splinter
    3         5, 4 bad
    3         bad 6
   2          7-9
   2          4-4 10-12
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+c GF d) 6+-5 GFe) any strong slam splinter for
    3         forced
     Pass         signoff, 6+
     3        any strong slam splinter for
      3       asks shortness
       3      short
       3NT      short
     3        5+-5+ GF
     3        6+-5 GF
     3NT        6+ solid or semisolid , mild slam try, NF
     4        6+ solid or semisolid , strong slam try, cue
     4        6+ solid or semisolid , strong slam try, cue
     4        6+ solid or semisolid , strong slam try, no minor cue
   3          4-5+ 9-11
   3          4-5+, 9-11
   3          6+, good suit, GF
   3          5-4, splinter , mild slam interest
   3NT          
   4          5-4+, splinter, mild slam interest
  2           Gazzilli: a) 5+-4+ 14+ b) 6+ 17+ c) 4 balanced 18-20 d) 5+-4 17+
   2          2+, 5-8 HCP
    2         5-4-3 15-16
    2         a) 5-4 17-19 no stopper b) 6+ 18+ GF c) 5+-4 19+ GF
     2NT        minimum, stopper
     3        4, min or max
     3        minimum, no stopper
     3        5, min or max
     3        maximum, no stopper
     3NT        maximum, stopper
    2NT         5+-4, 17-19, stopper
     3        GF relay
      3       6
      3       5, Hx
      3       5, ?
      3NT       5
     3        
     3        
     3NT        
    3         5+-5+ 3-4.5 losers
    3         6+, 17-18 HCP
    3         4, 18-20 balanced
    3         5+-4, 17+ splinter
    4         5+-4, 17+ splinter
   2          5+, 5-8 HCP, strong pref. for over
    2         a) 5-4 17-19 no stopper b) 6+ 18+ GF c) 5+-4 19+ GF
     2NT        minimum, stopper
     3        4, min or max
     3        minimum, no stopper
     3        5, min or max
     3        maximum, no stopper
     3NT        maximum, stopper
    2NT         5+-4, 17-19, stopper
     3        GF relay
      3       6
      3       5, Hx
      3       5, ?
      3NT       5
     3        
     3        
     3NT        
    3         5+-5+ 3-4.5 losers
    3         
    3         4, 18-20 balanced
    3         5+-4, 17+ splinter
    4         5+-4, 17+ splinter
    4         
   2          relay, 9+HCP, F1
    2NT         5+-4+, 17+
     3        GF relay
      3       6+
      3       3
      3       5-4+, asks for stopper
      3NT       5-4+ stopper
      4       5+-5+ 3-4.5 losers
     3        3-4 GF
     3        6+ GF
     3        asks stopper
     3NT        
    3         5+-4+ 14-16
     3        
     3        6+ GF
     3        asks stopper
     3NT        
    3         6+, 17+ HCP
    3         4 balanced 18-20
    3         5+-4, 17+ splinter
    4         5+-4, 17+ splinter
   2NT          4+, 5-7 HCP
    3         
    3         
    3         18-20, 4 balanced
    3         strong, asks stopper
    3NT         
    4         5+-5+ 3-4.5 losers
    4         was an unbalanced 17+ raise
   3          5-4+, good 7 to bad 10
   3          5-4+, good 7 to bad 10
   3          6+ 9-11
   3          6+-5 GF
  2           11-16, 6+
   2          6+ 7-9
   2          invit+ relay
    2NT         max, denies 3
    3         minimum, 3, or max 6-3 no side stopper
    3         minimum, denies 3
     3        6+ GF
     3        asks stopper
     3NT        
    3         max, 3, no stopper
    3         max, 3, no stopper
    3NT         max, 3, both side suits stopped
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+c GF d) 6+-5 GF e) any strong slam splinter for
    3         forced
     Pass         signoff, 7(6)+
     3        any strong slam splinter for
      3       asks shortness
       3      short
       3NT      short
     3        5+-5+ GF
     3        6+-5 GF
     3NT        6+ solid or semi-solid , mild slam try, NF
     4        6+ solid or semi-solid , strong slam try, cue
     4        6+ solid or semi-solid , strong slam try, cue
     4        6+ solid or semi-solid , strong slam try, no minor cue
   3          5+-5+ 9-11
   3          
   3          6+ 10-11
   3          splinter for , 3+, mild slam interest
   3NT          
   4          splinter for , 3+, mild slam interest
   4          RKC
   4          
  2           11-14, 4 or Hxx and a worthless doubleton
   2          invit+ relay, usually balanced
    2NT         4 unbalanced, min or max
     3        relay
      3       short , minimum
      3       short , minimum
      3       short , maximum
      3NT       short , maximum
    3         3, minimum
     3        asks stopper
     3        
     3        asks stopper
     3NT        
     4        
    3         3, maximum
     3        asks stopper
     3        asks stopper
     3NT        
     4        
    3         4 balanced, minimum
    3         4 balanced, maximum
   2NT          4+, splinter, game invite or strong slam invite
    3         sets , asks shortness
     3        no shortness
     3        short
     3        short
    3         sets , asks shortness
     3        2-2
     3        short
     3NT        short
   3          4+, splinter, game invite or strong slam invite
   3          4+, splinter, game invite or strong slam invite
   3          
   3          5+, splinter, mild slam try
   3NT          4, bad trumps soft hand, or 4333
   4          5+, splinter, mild slam try
   4          5+, splinter, mild slam try
   4          
  2           reverse: 5+-4 17+
   2NT          GF shape ask, GAR relay
    3         5-4, denies 4
     3        asks shortness, denies interest
      3       5-4-2-2
      3       sing.
      3NT       sing.
     3        asks shortness, sets
      3       5-4-2-2
      3NT       sing.
      4       sing.
    3         6+-4
     3        asks shortness, denies interest
      3       short
      3NT       short
     3        asks shortness, sets
      3NT       short
      4       short
    3NT         4-5-4
   3          5+-5+ 7+ HCP GF
   3          
   3          6+ 8+ HCP GF
   3          courtesy raise, 4-6 HCP
  2NT           18-20 balanced, denies 4, may have 4
   3          5+-4+, slam interest
   3          5+, forces 3
    3         forced
     Pass        signoff
     3        5-4
     3NT        5, choice of games
     4        5-4 slam interest
     4        cue, 6+, slam interest
     4        6+, slam interest, no cue
   3          4-4 GF
   3          4-4 slam interest
   3NT          
   4          5 exactly, cue with slam interest
   4          5 exactly, cue with slam interest
   4          
  3           13-16, 5+-5+, 5-5.5 losers
  3           6+ good , 13-16
   3          5+, 7+ HCP
    3         2
    3NT         0-1
    4         cue with 3
    4         cue with 3
   3          asks stopper
   3NT          
  3           14-16, 4 unbalanced
  3           4-4-4-1 18-22
  3NT           7 solid , side stoppers, about 8 tricks
  4           6+-4 13-16 splinter
  4           6+-4 13-16 splinter
 1            
  1NT           12-14 bal or 11-14 5-4-1/2
   2          2-way checkback: signoff or any invite hand
    2         forced
     Pass         signoff, 3+
     2        5-4+, 9-11, mild invite
     2        5 10-11
     2NT        10-11, 4
     3        5+-5+ 9-11
     3        5+-4+ 9-11
     3        5+-5+ 9-11, solid invite
     3        6+, 9-11
   2          2-way checkback: general GF
    2         4, may have 3
     2        5+ bad , maybe NT oriented
     2NT        general, waiting for more info
     3        5-4
     3        5-4
     3        5-4
    2         3, denies 4
     2NT        waiting for more info
     3        5-4
     3        5-4
     3        5-4
     3        sets
     3NT        
     4        splinter for
     4        splinter for
     4        splinter for
     4        
    2NT         no other bid available
    3         4 bad , likely strong doubleton
    3         bad 6
    3         5-4, 1-2
   2          
   2          
   2NT          2NT transfer - a) signoffb) 6+ great , at least mild slam interestc) 5+-5+other GFd) strong slam splinter for
    3         forced
     Pass         signoff, 6+
     3        any strong slam splinter for
      3       asks shortness
       3      short
       3NT      short
     3        5+-5+ GF
     3        5+-5+ GF
     3NT        6+ solid or semisolid , mild slam try, NF
     4        6+ solid or semisolid , strong slam try, cue
     4        6+ solid or semisolid , strong slam try, cue
     4        6+ solid or semisolid , strong slam try, cue
   3          4-5+ 9-11
   3          4-5+ 9-11
   3          5-4, splinter, mild slam interest
   3          6+ GF
   3NT          
   4          5-4, splinter, mild slam interest
  2           Gazzilli: a) 5+-4+ 11+ b) 6+ 17+ c) 4 balanced 18-20 d) 5+-4 17+
   2          2+, 5-8 HCP
    Pass         5+-4+ 11-16
    2         a) 5+-4 17-19, no stopperb) 5+-4 19+ GF c) 6+ 19+ GF
     2        5, minimum
     2NT         stopper, minimum
     3        4, min or max, probably 3+
     3        minimum, no stopper
     3        maximum, no stopper
     3        5, maximum
     3NT        maximum, stopper
    2         5-4-3 15-16
    2NT         5-4 17-18, stopper
    3         5+-5+ 3-4.5 losers, GF
    3         6+ 17-18
    3         5+-4 very strong splinter
    3         4+-4 18-20 balanced
    3NT         some very strong hand
    4         5+-4 very strong splinter
    4         strong invite
    4         had a huge hand
   2          relay, 9+ HCP, F1
    2         5+-4+, 11-16
     2NT        GF shape ask, GAR relay
      3       5-4
       3      asks shortness, no interest
        3