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