Feldgrösse (Pixel): 42 52 64 74 84

Mekhitarian, Krikor Sevag (2529) - Pereira, Silvio Cunha (2291)
IV Floripa Chess Open 2018 (Florianopolis), 21.01.2018

[%evp 14,113,75,51,110,112,112,112,112,109,108,99,138,138,135,137,162,167,153, 146,150,146,146,157,155,98,98,98,98,99,99,100,98,93,93,92,93,96,99,99,99,99,99, 99,115,113,181,116,107,110,181,106,106,106,106,107,110,110,397,381,412,304,431, 423,418,385,582,563,488,455,618,602,611,611,555,563,638,669,926,912,847,883, 931,864,1066,1059,1014,941,6115,6083,5210,5210,5193,5106,29980,29981,29981, 29982,29988,29989,29989,29990] 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Bb6 5.d4 Qe7 6.Bg5 Nf6 C53: Giuoco Piano sidelines 7.d5 Nb8 8.d6 LiveBook: 3 Games Qxd6 [ 8...cxd6+= 9.O-O h6 10.Bxf6 Qxf6 ]
9.Qxd6+/- cxd6 10.Bxf6! gxf6 11.Na3 [Find the theoretical novelty and annotate with similar games: 11.Nh4 Nc6 12.Nf5 Bc7 13.Na3 a6 14.O-O-O 1-0 (67) Markgraf,A (2394)-Weyrich,M (2312) Germany 2005 ]
11...d5 12.Bxd5 d6 13.Nc4 Bc7 14.O-O-O Ke7 15.Nh4 Nc6 16.Rd2 Rd8 17.Nf5+ Bxf5 18.exf5 Rac8 19.Rhd1 [ 19.Bf3 ]
19...b5 20.Bxc6 bxc4 21.Bb7 Rb8 22.Bd5 Rg8 23.h4 Rbc8 24.g3 Bb6 25.Re1 Rc5 26.Re4 Rgc8 27.Kd1 R5c7 28.Ke2 Rc5 29.Kf3 h6 [#] [ 29...h5+/- ]]
30.a3 [White should play 30.Kg4!+- ]
30...R8c7 31.Kg4 Ra5 [ 31...Kf8+/- ]]
32.Rxc4 [ 32.Bxc4+- Bxf2 33.Rxf2 ]
32...Rxc4+ 33.Bxc4+- [%mdl 4096] Endgame KRB-KRB Ra4 34.b3 Rxa3 35.Kh5 a5? [%mdl 8192] [ 35...Ra5+/- 36.Kxh6 e4 ]
36.Kxh6 a4 37.bxa4 Rxc3 [ 37...Rxa4 is a better defense. 38.Bd5 Bc5 ]
38.Bd5 Kf8 39.Rb2 Bc7 [ 39...Ba7 was called for. 40.Rb7 Bxf2 41.Rxf7+ Ke8 42.Rxf6 Kd8 43.Rf8+ Ke7 ]
40.Rb7 Rc5 41.Bb3 e4 [#] 42.a5! [%mdl 512] Bxa5 [ 42...Rxa5 43.Rxc7 ]
43.Rxf7+ Ke8 44.Rxf6 Be1 45.Ba4+ Ke7 46.Re6+ Kf7 47.Be8+ Kf8 48.Bg6 [%csl Gg6][%cal Re6e8] Re5 49.Rxd6 Ke7 50.Rc6 Bxf2 51.f6+ Kd7 52.f7 Be3+ 53.Kh7 Re7 54.Rc4 White mates. Bf2 55.Rxe4 Bxg3 56.Rxe7+ Kxe7 57.Kg8 Precision: White = 90%, Black = 31%.

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The chess pieces created by Colin M.L. Burnett. are distributed under the terms of GFDL & BSD & GPL.