(2C) X T/O
2x NAT
2N 15-17 HCP, BAL
3C! Michael
(2H) 4414/4405/4315/3415
X 14+ HCP, semi-bal or 16+ HCP, 5+H
2S 5+S (6+ is better)
2N! 一門方塊, 其他三門通常至少兩門有擋的inv
3C! T/O (short C)
3D 6+D
3M 16-19 HCP, 6+M
(2S) 3145/3154
X 14+ HCP, semi-bal or 16+ HCP, 5+S
2N! 一門紅心, 敵叫組有擋的inv
3C! 11-15 HCP, 9+Ms (3D=[R], inv, 3M/N/4M=S/O, 4C/D=H/S ST)
3D! 16-18 HCP, 9+Ms (3M/N/4M=S/O, 4C/D=H/S ST)
3M 6+M
3N! 19+ HCP, 9+Ms (4C/D=H/S ST, 4M=S/O)
(2S) 3C (-) 3D
(-) 3H min, P/C
3S longer H FG
3N longer S FG
4m 55+ Ms ST, m spl