B Â Â Â Â U Â Â Â T Â Â Â S
1NT  2C  pass   2NT
Pass  3C   pass   3D - Relay
Pass  3H -- 4H5S (3S - Set S. Cue bid -- Set H).
     3S -- 5H4S  (4C Set H, 4D Set S)
     3NT -- 5H-5S(4C Set H, 4D Set S)
Sekuense 6.
B Â Â Â Â U Â Â Â T Â Â Â S
1NT  2C   pass   3C
Pass  3D   pass   pass -- weak D
               3H,S - invitation dengan  4 cards support