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