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