










GRECHAM
2006
3-4
seat
1§=#16+HcP,ANY
1¨=#(9)10-15HcP,2+¨
1©=#11-15HcP,(4)5+©
1ª=#11-15HcP,(4)5+ª
1NT=#3rd,non-VULN:14-16
#3rd, VULN:15-17
#4th,any VULN:15-17
5©ª/6§¨,stiff honor
2§=#11-15HcP,5+§
2¨=#10-15,4414,4405,
4315,3415
2©=#4-13HcP,6+©
2ª=#3seat:5-13HcP,6+ª
2ª=#4seat:8-13HcP,6+ª
2NT=#19-21HcP,bal
5©ª/6§¨,stiff honor
3§=#6-15,6-7§,Preempt
3¨=#0-10HcP,6+¨
3©=#0-10HcP,6+©
3ª=#0-10HcP,6+ª
3NT=#7-8cd solid MAJOR
4§=#Good club preempt
SLAM
4NT=#Blackwood
4NT=#Gerber
5NT=#RKCB 03/14