ACOLstandard

1NT=(14)15-17HcP,bal

    5©ª/6§¨ OK

Overcall-#Handle

2§=#Stayman

2¨=Trans -> ©

2©=Trans -> ª

2ª=Trans -> §

2ª-3§=#ASK quality

2NT=Trans -> ¨

2NT-3§=#ASK quality

3§=Strong Trans -> ¨

3§-3NT=Singoff

3¨=Strong Trans -> ©

3©=Strong Trans -> ª

3ª=Strong Trans -> §

3ª-3NT=Singoff

3NT=Signoff

4§=Gerber

4¨=Trans -> ©

4©=Trans -> ª

4NT=Quantitative