Bocchi-Duboin 2006

1-2 seat,bal

#12-14: 1§=VULN

#12-14: 1NT=non-VULN

#15-17: 1§=non-VULN

#15-17: 1NT=VULN

#18-19: 2§

#20-22: 2NT

3.seat,bal

#12-14: 1§

#15-17: 1NT

#18-19: 2§

#20-22: 2NT

4.seat,bal

#12-14: 1NT

#15-17: 1§

#18-19: 2§

#20-22: 2NTSLAM-BIDDING

RKCB (14/03)=#Handle

Gerber=#Handle

5NT-Slam force=#Handle