Slam Try


Control Ask

A jump bid of 5 of an agreed-upon trump suit, when the opponents have bid a suit, asks partner to bid slam with a control in that suit, with the possible exception of over an opening preempt, as below.

Invitational

In the June 2006 issue of the ACBL Bulletin, page 33, about 60% of the bidding panel thought that a jump overcall of 5S after an opening preempt of 4H was asking for extras while 40% still thought that it should be asking for a Heart control, as above.