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