[Event "Start Analysis Engine to see Solution No. 544 Tactic: Chess, Puzzels"] [Site "Cleanchess.com"] [Date "2015.07.01"] [Round "0"] [White "Mate in two"] [Black "White to move"] [FEN "4nqrk/r5p1/pn1p1pP1/2pPpP2/2P1P2P/1P6/2BBK3/6RR w - - 0 1"] 1.Rg5 { threatening Rh5No. (No. 1) } 1...a5 ( 1...fxg5 ) *