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