Blackwood convention when, after hearing his partner's response, the player who bid 4NT wants to stop in 5NT — as this is a forcing bid asking for Kings. A common agreement is that the first non-suit asks responder to bid 5NT. Whenever the first non-suit is a "queen ask", then the next non-suit asks to bid 5NT. This has to be planned in advance as if there is no such space partners have to bid a usually unmakeable slam contract. Blackwood convention In the partnership card game contract bridge, the Blackwood convention is a popular bidding convention that was developed by Easley
Tactic (video game) then released by Nessprod for iPhone and iPod Touch in 2009. Tactic (video game) Tactic is a video game, originally released for the Acorn Archimedes in 1990 by Eterna. It takes the form of a falling block puzzle. "Tactic" is a falling block puzzle as popularised by the game "Tetris". Unlike that game, all of the blocks are the same size but are a number of different colours (and on systems that cannot display enough colours, different shapes). The aim of the game is to drop the blocks so that blocks of the same colour form set patterns (e.g. a