[Event "No. 2867 Tactic: Chess, Combination"] [Site "www.masterchessopen.com"] [Round "0"] [White "Mate in two"] [Black "White to move"] [FEN "knK5/p6Q/8/8/8/8/7p/7b w - - 0 1"] 1. Qb1 Nc6 (1... Be4 2. Qxb8No. ) (1... a6 2. Qxb8No. ) 2. Qb7No. *