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
Ian Blackwood as Odd Squad (TVO), Heroes Reborn (NBC), Warehouse 13 (Syfy), Degrassi (CTV/EPITOME) and V Morgan Is Dead (Shaftesbury Films). He has also been featured in many Canadian and American commercial advertisements. He owns a private recording studio called LimeGreen Studio in Mississauga, Ontario and has written music for CBC and its affiliate kids channel, CBC Kids. He also recorded and mixed Sarah Blackwood's first solo album "Way Back Home" among other projects. Blackwood started playing guitar at the age of 11, originally taught by his father Michael Blackwood. He started his first band at age 14. Blackwood grew up in