RKCB-1430 -

Bidding diagrams
4NT     RKCB-1430 in
 5   1 or 4 aces
  5  Relay for Q
   5 No Q
    6To play
   5 Q and extra cue in
    5NTPromising all aces and Q
    6To play
    7To play
    7NTTo play
   5NT Q and some extra (not cueable)
   6 Q and extra cue in
   6 Q and extra cue in
   6 Q and nothing extra
    PassTo play
    7To play
    7NTTo play
  5  To play if responder has only 1 ace
  5  Specific Suit Ask
   5NT Queen or doubleton
   6 Kxx(x)
   6 Kx or single
   6 No control in
   6 KQ
  5NT  All aces and Q are present
   6 Extra cue in
   6 Extra cue in or Last train
   6 Nothing extra
   7 To play
  6  Specific Suit Ask
  6  Specific Suit Ask
  6  To play
  6NT  To play
  7  To play
  7NT  To play
 5   0 or 3 aces
  5  To play if 0 aces
  5NT  All aces and Q are present
   6 Something extra in
   6 Something extra in
   6 Nothing extra
 5   2 aces, no Q
  5NT  All aces and Q are present
   6 Something extra in
    6To play
    7Counting to 13
   6 Something extra in
    6To play
    7To play
    7NTTo play
   6 Nothing extra
  6  To play
  6NT  To play
  7  To play
  7NT  To play
 5   2 aces, Q
  5NT  Showing all aces and Q
   6 Cue in
    6To play
    7To play
    7NTTo play
   6 Cue in
    6To play
    7To play
    7NTTo play
   6 Nothing extra
  6  To play
  6NT  To play
  7  To play
  7NT  To play
 5NT   A void and odd no of aces
  6  TO play
  7  TO play
 6   Void and even no of aces
 6   Void and even no of aces
 6   Void and even no of aces