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