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