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