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