Bidding
North
East
South
West
1NT
X
3
♦
X
4♠
4NT
5NT
X
6♣
6
♥
6♠
7♠
7NT
Pass
?
Choice(s)
Bid
Rule
Alert
Priority
Operations
PASS
Undefine
-
-
Bridge Main Page
Robot Bidding Wiki Main Page