Commentary – Round 6

(1) Sargissian,Gabriel (2676) – Jakovenko,Dmitry (2723)

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.e3 Bg4 5.Qb3 [Yesterday Riazantsev chose 5.h3 Bh5 6.g4 Bg67.Ne5 against Najer.]

5…Qb6 6.Nc3 e6 7.Nh4 Bh5 8.h3 Nbd79.g4 Bg6 10.Nxg6 hxg6 11.Bg2 11.g5 is the other popular move. [11.g5 Ng8 12.Qc2 Ne713.Bd2 Nf5 14.cxd5 cxd5 15.Nb5 Bd6 16.Qa4a6 17.Rc1 Ke7 18.Nxd6 Nxd6 19.Bd3 Rhc820.Ke2 e5 21.Qb4 e4 22.Bc2 Qxb4 23.Bxb4 a524.Bxd6+ Kxd6 25.f3 exf3+ 26.Kxf3 Nf827.Bd3 Ne6 28.h4 Rxc1 29.Rxc1 Rh8 30.Kg4Re8 31.Bb5 Rg8 32.Rc3 f5+ 33.Kg3 Rf8 34.Bd3f4+ 35.exf4 Nxf4 36.Kg4 Nxd3 37.Rxd3 Rf238.Rb3 Kc6 39.Rc3+ Kd6 Carlsen-Movsesian 2009]

11…g5 12.Bd2 Be7 13.0-0-0 Qxb314.axb3 0-0-0 15.f3 Preparing e3-e4 .White has pair of bishops and needs some open diagonals. [15.Kc2 Nf8 16.f3 Ng6 17.Be1 Nh418.Bxh4 Rxh4 19.e4 dxc4 20.bxc4 e5 21.Ne2Nd7 22.d5 Rh6 23.Ng3 g6 24.Ne2 Bc5 Dreev- Najer 2013]

15…Nf8 16.Bf1 Ng6 17.Bd3 Rh7 Black is doubling the rooks on h file.White can bring the knight to g1 defending h3 and f3 squares and killing the activity of both rooks.

18.cxd5 [18.Ne2 Rdh8 19.Ng1 Bd6! not letting Rh2.]

18…Nxd5 Black’s position is very solid.

19.Nxd5 Rxd5 20.Rde1 Rh8 21.Bxg6 fxg622.Kc2 c5 23.Bc3 cxd4 24.Bxd4 e5 25.Bc3 [25.Bxa7 Rd6! ]

25…Bf6 26.Rd1 Rxd1 27.Kxd1 b6 28.Ke2Rd8 29.Rg1 Rh8 [29…Kb7 30.h4 gxh4 31.g5Be7 32.Bxe5 ]

30.Rh1 Rd8 31.Rd1 Rxd1 32.Kxd1 Kd733.Kc2 Kc6 34.Kd3 Kd5 35.Bb4 a5 36.Bc3Kd6 37.b4 a4 38.Kc4 b5+! 39.Kd3 [39.Kxb5 e4 40.Bxf6 exf3 ]

39…Kd5 40.Bd2 Be7 41.e4+ Ke6 42.Kc3Kd6 43.b3 axb3 44.Kxb3 Kc6 45.Kc3 Kd646.Kd3 Ke6 47.Ke2 Kd6 48.Kf2 Ke649.Kg2 Bd8 50.Kh2 Be7 51.h4 gxh4 52.g5Bd6 53.Kh3 Kd7 54.Kxh4 Ke6 55.Kg4 Kd756.Be1 Ke7 57.Bd2 Kd7 1/2-1/2