Fool's mate king at f8 with 6...Bg7 would have prolonged the game. White still wins with 7.Qf5! Nf6 8.Bh6 Bxh6 9.gxh7 Bxh1 (9...e6 opens another flight square at e7; then White checks with 10.Qg6+ Ke7) 10.Qg6+ Kf8 11.Qxh6+ Kf7 12.Nh3, but much slower than in the game. Fool's mate In chess, Fool's Mate, also known as the Two-Move Checkmate, is the checkmate in the fewest possible number of moves from the start of the game. This can be achieved only by Black, who can deliver checkmate on move 2 with the queen. Fool's Mate received its name because it can only occur
Interference (chess) of the defensive lines of two differently moving pieces, is known to problemists as a "Novotny". Various other types of interference are given specific names in problem terminology, including the Grimshaw, Plachutta where the two pieces both move orthogonally (see a beautiful example by Tarrasch), Anti-Bristol, Holzhausen and Wurzburg-Plachutta. Interference (chess) In the game of chess, interference occurs when the line between an attacked piece and its defender is interrupted by sacrificially interposing a piece. It is a chess tactic which seldom arises, and is therefore often overlooked. Opportunities for interference are rare because the defended object must be more