Byzantine Blackwood convention notrump has been made, a bid of five notrump asks for additional high card "features". A king or doubleton king-queen not already shown in response to four notrump counts as one feature; a guarded king-queen combination not already shown count as two features. The responses are: Byzantine Blackwood convention Byzantine Blackwood is a bidding in the game of bridge. Devised by Jack Marx, it is a complex version of the (by which a four notrump (4NT) asks about 's holdings). Its premise is that both aces and kings may safely be shown in response to a Blackwood-type 4NT enquiry; provided
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