Feldgrösse (Pixel): 42 52 64 74 84

Mekhitarian, Krikor Sevag (2529) - Kjartansson, Gudmundur (2438)
IV Floripa Chess Open 2018 (Florianopolis), 22.01.2018

[%evp 21,152,21,9,17,32,21,35,27,33,-4,40,48,71,45,77,57,115,117,140,155,129, -17,225,224,214,212,219,218,214,214,222,218,214,223,220,219,215,213,197,171, 183,186,185,184,170,177,180,162,183,110,102,106,119,118,139,105,105,103,110, 105,108,109,110,99,99,99,103,104,100,88,112,89,89,84,254,249,257,244,252,250, 268,268,268,268,268,238,249,239,241,220,268,236,268,268,275,269,268,262,254, 247,232,143,278,268,612,563,628,566,6103,5593,10092,10682,6075,5732,6179,4199, 12160,6593,29976,29977,29979,29980,29980,29981,29981,29982,29984,29985,29985, 29986,29986,29987,29987] 1.Nf3 d5 2.g3 Nf6 3.Bg2 e6 4.O-O Be7 5.c4 O-O 6.d4 Nbd7 7.Qc2 c6 8.Nbd2 b6 9.e4 dxc4 10.Nxc4 Bb7 [%emt 0:00:08] E09: Closed Catalan: Main Line: 7 Qc2 c6 Nbd2 11.Bg5 b5 LiveBook: 3 Games 12.Ne3 c5 The position is equal. 13.d5 exd5 14.exd5 [#] Re8 [Find the theoretical novelty and annotate with similar games: 14...Nxd5 15.Nxd5 Bxd5 16.Rad1 Nb6 17.Bf4 Qc8 18.Rfe1 0-1 (34) Sethuraman,S (2638)-Erdos,V (2622) Hungary 2017 ]
15.Rfd1 h6 16.Bxf6 Bxf6 17.Nd2 Bd4 18.Nf5! Nf6 [ 18...Qb6+= ]]
19.Nb3! [%mdl 2048] White is really pushing. Rc8 20.d6! Bxg2 21.Ne7+ [White must play 21.Kxg2+/- Kh8 22.Ne7 ( 22.Nfxd4 cxd4 23.Qf5 Qxd6= ]]
21...Kh8? [ 21...Rxe7!= and Black is okay. 22.dxe7 Qxe7 23.Nxd4 Be4 ]
22.Kxg2+- Ra8 23.Nxd4 cxd4 24.Qc6 Rb8 With the idea ...Rb6. 25.Qc7 Ne4 26.Rxd4 [Less strong is 26.Nc6 Qxc7 27.dxc7 Rb7+= ]]
26...Nxd6 27.Qxd8! [Not 27.Qxd6 Qxe7 28.Rad1 Qb7+ 29.Qd5 Re2= ]]
27...Rbxd8 28.Nc6! [%csl Ba7,Bd8] Rd7 29.Rad1 Re6 30.Rd5 And now Nd4 would win. Rf6 31.Na5 Kg8 [#] 32.a4! [%mdl 512] a6 [ 32...bxa4 33.Nc4 ]
33.axb5 axb5 34.b4! aiming for Nb3. Kf8 35.Rxb5 [Better is 35.Nb3+- ]
35...Nxb5+/- 36.Rxd7+- [%mdl 4096] Endgame KRN-KRN Ke8 37.Rd5 Nc7 38.Rd4 Rb6 39.Nc4 Rb8 40.Ne5 Ne6 41.Rc4 Rb5 42.Nd3 Rd5 43.Nf4 Nxf4+ 44.Rxf4+/- KR-KR Rd2 45.h4 g6 46.Kf3 Rb2 47.Ke3 Ke7? [ 47...g5+/- 48.Rf6 Rb3+ 49.Ke2 gxh4 ]
48.Kd3!+- Ke6 49.Kc3 Rb1 50.Kc2 Re1 51.b5 [%cal Bb4b5, Bb5b6,Bb6b7] [%mdl 32] Re5 52.Rb4 Kd7 53.b6 Kc8 54.b7+ Kb8 [#] 55.Kd3! Re7 56.Rb2 h5 57.Kd4 Re1 58.Kd5 Re6 59.Kc5 Rf6 60.Kd4 Re6 61.Kd5 Re1 [ 61...Rf6+/- was necessary. 62.Ke5 Rc6 ]
62.Kd6 Re6+? [#] [ 62...f5 63.Kd5 f4 ]
63.Kd7! Re1 64.Rb6 f5 65.f4 Re3 66.Rxg6 Kxb7 67.Rg5 Kb6 68.Kd6 Kb7 69.Rxf5 Rxg3 70.Rxh5 White mates. Rg6+ 71.Ke7 Rc6 72.f5 [%cal Bf4f5, Bf5f6,Bf6f7] [%mdl 32] Rc7+ 73.Kf8 Kc6 74.f6 Kd6 75.f7 Ke6 76.Rh6+ Kd5 Precision: White = 81%, Black = 39%.

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