[Event "02 CWC Rnd 5: TT mates JL"] [Site "https://lichess.org/study/Xx3YRRkW/Q0jrnT56"] [Result "*"] [Variant "Crazyhouse"] [ECO "?"] [Opening "?"] [Annotator "https://lichess.org/@/Seirawan-Student"] [FEN "r2k1b1N/1b1n1Pp1/p2pp3/7p/2BPnP1q/2P1B2R/PP4PK/R2Q1R2/PPPpn b - - 33 17"] [SetUp "1"] [UTCDate "2018.08.14"] [UTCTime "15:34:34"] [Source "https://lichess.org/study/Xx3YRRkW/Q0jrnT56"] [Orientation "black"] 17... P@g3+ 18. Kg1 Qxh3 19. gxh3 { checks on the black king only delay the mate } 19... R@h1+ 20. Kxh1 (20. Kg2 N@h4+ 21. Kxh1 Nf2+ { double check! } 22. Kg1 Nxh3#) 20... Nf2+ { double check! } 21. Kg1 Nxh3# *