Feldgrösse (Pixel): 42 52 64 74 84

Maia, Marco Aurelio Ferreira (2130) - Ramos, Angelo Bil (2093)
IV IRT do Clube de Xadrez Guanabara 2014 (CXG - Rua: Av. Churchill 109, sala 101 - Centro - Rio de Janeiro), 11.10.2014

D90: GrÃ1/4nfeld: 4 Nf3 Bg7 sidelines 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Bd2 Nb6 6.e3 Bg7 7.Nf3 O-O 8.Rc1 Nc6 9.Bb5 Bd7 10.O-O a6 11.Be2 Be6 12.b3 h6 13.Ne4 Nd7 14.Nc5 Nxc5+= 15.Rxc5 Qd6 16.Qc1 Rfd8 17.Rd1 [ 17.Bd3 Bd7+= ]]
17...Bd5= 18.Be1 Rac8 [ 18...e6 19.Nd2= ]
19.Ne5 [ 19.Bd3 Bxf3 20.gxf3 Qd7+= ]]
19...e6 [ 19...Nxe5!? 20.dxe5 Qxe5+= ]]
20.Nxc6 Bxc6 [ 20...bxc6? 21.Qc2 f5 22.f3+- ]
21.f3 Ra8 22.Bg3 Qe7 23.Qc3 Rd5 24.Rxd5 [ 24.Rxc6 bxc6 25.Qxc6 Rad8+= ]]
24...exd5= 25.Rc1 Bf8 26.a4 Re8 27.Bf2 Bd7 28.e4 c6 29.Bd3 dxe4 30.fxe4 Qb4 31.Be1 Qxc3 32.Bxc3 Be6 33.Bc2 Bg7 34.e5 Rd8 35.Kf2 h5 36.h3 Secures g4 Bf8 37.Rd1 Bd5 The bishop is not easily driven from d5 38.Ba5 White threatens to win material: Ba5xd8 Re8 39.Bb6 Kg7 40.Rc1 Ba3 41.Re1 Bb4 Black threatens to win material: Bb4xe1 42.Re2 Kh6 [ 42...Be7 43.Ba5=+ ]
43.h4 Be7 44.g3 Consolidates h4 Bb4 45.Bc5 Bc3 [ 45...Bxc5 46.dxc5 a5 47.Re3=+ ]
46.Re3 White threatens to win material: Re3xc3 Bb2 [ 46...Bd2 47.Rd3 Ba5 48.Bd1= ]
47.a5 [ 47.Be4 Bc1 48.Re2 Bxe4 ( 48...Bxb3? doesn't lead to anything significant 49.Re1+- ) 49.Rxe4 Kh7+= ]]
47...Kg7= 48.b4 Bc1 49.Re1 Bh6 50.Bd3 Re6 51.Bf1 f5 52.Bh3 Kf7 53.Bf1 Re8 54.Bb6 Ke6 55.Bc5 Rd8 56.Bh3 Bd2 57.Re2 Bc1 58.Rc2 Bh6 59.Ke2 [ 59.Bg2 Bxg2 60.Kxg2 g5= ]]
59...Bb3 [ 59...g5 60.hxg5 Bxg5 61.Kf2=+ ]
60.Rc3= Bd5 61.Rc2 Be4 62.Rc3 Re8 63.Ra3 Bd5 64.Rc3 Rg8 65.Kf2 Be4 66.Rb3 Kd5 [ 66...g5!?=+ ]]
67.Bf1= Ke6 68.Bh3 [ 68.Rb1!= ]
68...g5=+ 69.hxg5 Bxg5 70.Rb2 [ 70.Bf1 Bd5 71.Rc3 h4=+ ]]
70...h4 [ 70...Kd5!? 71.Re2 h4-/+ ]]
71.g4=+ fxg4 72.Bxg4+ Bf5 73.Bxf5+ Kxf5 74.Kf3 [ 74.Rb3!?=+ ]
74...Bf4-/+ 75.Rg2 Bg3 [ 75...Rh8 76.e6 h3-/+ ]]
76.Be7? [ 76.Bd6=+ this is the best way to fight back ]
76...Rg4-+ 77.Bxh4 [ 77.Bc5 Rf4+ 78.Ke3 Rf1-+ ]]
77...Rxh4 78.Rxg3 Rxd4 79.Rg7 Rxb4 80.Re7 Rb5 81.e6 [ 81.Kf2 cannot undo what has already been done Ke4-+ ]]
81...Rxa5 [ 81...Kf6!? might be the shorter path 82.Rh7 Kxe6 83.Ke3-+ ]
82.Rxb7 Kxe6 83.Ke4 Rd5 [ 83...Ra4+ ends the debate 84.Kd3 a5-+ ]]
84.Rb6= Kd6 85.Rxa6 Rd1 86.Ke3 Kd5 87.Ke2 White threatens to win material: Ke2xd1 Rd4 88.Ke3 c5 89.Ra3?? White is ruining his position [ 89.Ra1= the only rescuing move ]
89...Kc4-+ 90.Ra4+ Kc3 91.Ra3+ Kb4 92.Ra8 [ 92.Ra1 doesn't change the outcome of the game Rd5-+ ]]
92...Rd7 93.Rb8+ Kc3 94.Ke2 c4 95.Rh8 Kc2 96.Rh3 Re7+ 97.Kf1 c3 98.Rh8 Kc1 99.Rc8 [ 99.Kf2 cannot change what is in store for ? Rb7-+ ]]
99...c2 100.Rc6 [ 100.Kf2 doesn't get the cat off the tree Re5-+ ]]
100...Re4 101.Kf2 Kb2 [ 101...Kd2!? and Black can already relax 102.Kf3 Rd4 103.Rc5-+ ]
102.Kf3 Rb4

0-1

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