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