1- the explanations of 2♣ can't pop up,and then there is not ant system tip.
2-
4C=Preempt -- 7+C,11-hcp,3+TPs
4D=Preempt -- 7+D,11-hcp,3+TPs
4H=Preempt -- 7+H,11-hcp,3+TPs
4S=Preempt -- 7+S,11-hcp,3+TPs
4nt=no explanations
Posted 2015-April-10, 19:10
Posted 2015-April-11, 05:55