Bidding
North
East
South
West
1NT
2♠
3
♥
4
♥
4NT
X
5♣
6♣
7♠
?
Choice(s)
Bid
Rule
Alert
Priority
Operations
PASS
Undefine
-
-
X
Undefine
-
-
7NT
Undefine
-
-
Bridge Main Page
Robot Bidding Wiki Main Page