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