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