Bocchi-Duboin
1¨(3+¨)
Pass-Pass=#Re-open
DBL=4-4-1-4
1NT=#15-17HcP,bal
2¨=12-15HcP,6© or 6ª
2©=6-15HcP,5+© or 5+ª
2ª=*15+HcP,5+© or 5+ª
*Preempt in § or ¨
2NT=¨ + ª
3§=§ + ¨
3¨=Strong, § + ª
Canape'
overcall
1©(2nd
bestSuit)=#Handle
1ª(2nd
bestSuit)=#Handle
2§(2nd bestSuit)=#Handle