強無王直接位置─DONT
(1N) X 10+, a single suit
2C 8-14, C+x (2D=P/C, 2M=NF; 2N=ask, then 3C/D/H=D/H/S)
2D 8-14, D+M (2H=P/C, 2S=NF; 2N=ask, then 3C/D=H/S)
2H 8-14, H+S (答叫同Lyrics)
2S weak 6+S (答叫同弱二)
2N 15+ value, 2 suits FG (if PH it's minors)
(3C=ask, then 3D/H/S/N=S+x/H+D/H+C/D+C
for S+x, ask then 3S/N/4C=S+H/S+D/S+C)
3x+ PRE
有未確定牌組的叫品被追殺, 直接叫=P/C, XX=自己一門要跑