Chess (July): Magnus wins Tal Memorial, tops ratings list

[Jack Rabbit]

23. Andreikin - I. Popov, Round 6

[center]

&feature=relmfu[/center]

[center]Dmitry Andeikin (right) playing blitz against Gata Kamsky, Moscow, 2011[/center][font size="1"]Posted on YouTube by Sergey Sorokhtin
[/font]

Dmitry Andreikin - Ivan Popov
Russian Championships, Higher League, Round 6
Tyumen, 21 June 2012

Open Sicilian Royal Game: Dragon Defense (Maroczy Opening)

1.c4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.e4 Nc6 6.Be3 Nf6

• This position could arise from the Dragon Defense of an Open Sicilian (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6).

[center]BLACK[/center]

[center][/center]

[center]WHITE[/center][center]Open Sicilian Royal Game: Dragon Defense (Maroczy Opening)[/center][center]Position after 6...Nf6[/center]

7.Nc3 Ng4

• Most common is [font color="red"]7...0-0 8.Be2[/font] then:
• If [font color="red"]8...d6 9.0-0 Bd7[/font] then:
• If [font color="red"]10.Rc1[/font] then:
• If [font color="red"]10...Nxd4 11.Bxd4 Bc6 12.f3 Nd7[/font] then:
• If [font color="red"]13.Be3 a5 14.b3 Nc5 15.Qd2 Qb6[/font] then:
• If [font color="red"]16.Nb5 Rfc8[/font] then:
• If [font color="red"]17.Kh1 Qd8[/font] then:
• If [font color="red"]18.Rfd1 Qf8 19.Nc3[/font] then:
• [font color="red"]19...b6 20.Nd5 Rab8 21.Qe1 Rb7 22.Qh4 h5[/font] draw (Tseshkovsky-Pavlovic, Yugoslav ChT, Tivat, 1995).
• [font color="burgundy"]19...Nd7 20.Nd5 a4 21.b4 a3 22.Bg5 Bxd5 23.Qxd5 b6 24.Be3[/font] gives White a significant advantage in space (Christiansen-Pekarek, Bundesliga 9293, Germany, 1992).
[/il]
• [font color="darkpink"]18.Nd4 Bd7 19.Rfd1 h5 20.Bf1 Kh7 21.Ne2[/font] is equal (Lenic-Le Quang Liem, Aeroflot Op, Moscow, 2011).
• If [font color="darkred"]17.Rfd1 Qd8[/font] then:
• If [font color="darkred"]18.Bf1 Qf8 19.Nc3[/font] then:
• [font color="darkred"]19...b6 20.Nd5 Rab8 21.Rb1 Be5 22.Bh6 Bg7 23.Bg5 Rb7 24.Re1[/font] gives White a slight advantage in space (Sax-M. Petursson, World Cup, Reyjakvik, 1988).
• If [font color="magenta"]19...Qd8 20.Qf2[/font] then:
• [font color="magenta"]20...b6 21.Qd2 Ra7 22.Rb1 Bd7 23.Nd5 Bc6 24.a3[/font] gives White a small advantage in space (Vaganian-S. B. Hansen, Bundesliga 0506, Germany, 2006).
• [font color="darkorange"]20...Qf8 21.Qd2 Qd8 22.Nd5 Bxd5 23.cxd5[/font] gives White the advantage in space (Drei-Vezzosi, IT 9900, Reggio Emilia, 2000).
• If [font color="magenta"]18.Nd4 Qf8 19.Rb1[/font] then:
• [font color="magenta"]19...Bd7 20.Bf1 Be6 21.Nxe6 Nxe6 22.Rbc1 a4 23.Qb4[/font] is equal (A. Petrosian-Bischoff, Op, Schwerin, 1999).
• [font color="darkorange"]19...Be5 20.Nxc6 Rxc6 21.f4 Bf6 22.Bf3[/font] gives White the advantage in space and the Bishop pair in a reasonably open game (Borges Mateos-Rivera, Madrid, 1997).
• If [font color="darkred"]16.Nd5 Bxd5 17.cxd5 Qb4 18.Rfd1[/font] then:
• If [font color="darkred"]18...Rfc8 19.Rc4 Qxd2 20.Rxd2 b5[/font] then:
• [font color="darkred"]21.Rxc5 dxc5 22.Bxb5 Bd4 23.Bxd4 cxd4 24.Bc6[/font] gives White more space, more piece activity and the initiative (Alburt-Savon, Soviet Ch, 1st League, Odessa, 1974).
• [font color="darkorange"]21.Rc1 b4 22.Bb5 Bc3 23.Rdc2 Rab8[/font] gives White more space in the center while Black has potential on the queenside. (Simonet-Hoffman, Spanish ChT, Olite, 2006).
• [font color="magenta"]18...f5 19.exf5 Rxf5 20.Rc4 Qxd2 21.Rxd2 b5 22.Rcc2 b4 23.Bxc5 dxc5 24.Rxc5[/font] gives White an extra pawn (Aginian-Mrvova, OlW, Khanty-Mansiysk, 2010).
• If [font color="burgundy"]13.Bxg7 Kxg7 14.Qd4+ Kg8 15.Rfd1 Qa5 16.a3[/font] gives White the advantage in space (Plachetka-Vokac, Trencianske Teplice, 1985).
• [font color="darkpink"]10...a6 11.Nb3 a5 12.f3 a4 13.Nd2 a3 14.b3[/font] gives White a slight advantage in space (Huzman-Nestorovic, Euro Ch, Budva, 2009).
• If [font color="darkred"]10.Qd2 Nxd4 11.Bxd4 Bc6 12.f3 a5 13.b3 Nd7 14.Be3 Nc5[/font] then:
• If [font color="darkred"]15.Rab1 Qb6 16.Rfc1 Rfc8 17.Rc2 Qd8 18.Bf1[/font] then:
• If [font color="darkred"]18...h5 19.a3 Kh7[/font] then:
• If [font color="darkred"]20.b4 21.axb4 Ne6 22.Nd5 Ra3 23.Kh1 Rca8 24.f4 Ra1[/font] then:
• [font color="darkred"]25.Rxa1 Rxa1 26.Rc1 Qa8 27.Bd3 Nd4 28.Rxa1 Qxa1+ 29.Qc1[/font] gives White a slim advantage in space (Zawadzka-Sikorova, FIDE Knock Out W, Ekaterinburg, 2007).
• [font color="burgundy"]25.Rbc1 Qh8 26.Bd3 Bxd5 27.exd5 Nd4[/font] is equal (Stubberud-E. Lie, Norwegian Ch, Moss, 2006).
• If [font color="magenta"]20.Ne2[/font] then:
• If [font color="magenta"]20...Qh8 [/font] then:
• [font color="magenta"]21...b6 22.Kh1 Kg8 23.b4 axb4 24.axb4 Nd7 25.Nd5 Bxd5 26.cxd5 Rxc2 27.Qxc2 Bd4 28.Qc6[/font] gives White a huge spatial andvantage and the initiative (Bareev-Pavlovic, EU ChT, Plovdiv, 2003).
• [font color="purple"]21...a4 22.b4 Nb3 23.Qf2 e5 24.Ne2 Bd7 25.Rd1 Be6 26.Nc3 Bxc4 27.Bxc4 Rxc4 28.Nxa4 Rxc2 29.Qxc2[/font] gives White the advantage in space (Kuipers-K. Lie, IT C, Wijk aan Zee, 2010).
• [font color="darkorange"]20...Ne6 21.Kh1 b5 22.Nc3 b4 23.axb4 axb4 24.Na2 Rxa2 25.Rxa2[/font] gives White the exchange (Psakhis-Savchenko, Aeroflot Op B, Moscow, 2005).
• [font color="burgundy"]18...Be5 19.a3 e6 20.b4 axb4 21.axb4 Na4 22.Nxa4 Rxa4 23.b5 Be8 24.Rd1[/font] gives White the initiative (Jankovic-Gunnarsson, Op, Reykjavi, 2008).
• [font color="darkpink"]15.Rac1[/font] transposes into the [font color="red"]main variation of this note.[/font]
• If [font color="darkred"]8...b6 9.0-0 Bb7 10.f3[/font] then:
• If [font color="darkred"]10...e6[/font] then:
• If [font color="darkred"]11.Nxc6 Bxc6 12.Qd6 Ne8 13.Qd2 f5 14.exf5 gxf5 15.Rac1[/font] then:
• If [font color="darkred"]15...Qe7 16.Rfd1[/font] then:
• [font color="darkred"]16...Kh8 17.Bf1 Rg8 18.Kh1[/font] gives White a small advantage in space (Chekhov-Vorobiov, Pripis Mem, Moscow, 2000).
• [font color="burgundy"]16...Qh4 17.b4 Rf7 18.Nb5 Be5 19.f4 Rg7 20.Bf1[/font] gives White a small advantage in space (W. Schmidt-Woda, IT, Poznan, 1987).
• [font color="darkpink"]15...Qh4 16.b4 Rf7 17.Bf4 Nf6 18.Bg5 Qh5 19.Nb5[/font] gives White stronger pawns and a small advantage in space (W. Schmidt-Balcerowski, Polish ChT, Augustow, 1975).
• If [font color="magenta"]11.Qd2 d5 12.Nxc6 Bxc6 13.cxd5 exd5 14.e5[/font] then:
• If [font color="magenta"]14...Ne8 15.f4 f6 16.Bd4 fxe5 17.Bxe5 Bxe5 18.fxe5[/font] gives Whitea fair advantage in space (Gasanov-Guseinov, Op, Alushta, 2001).
• If [font color="darkorange"]14...Nd7?! 15.f4![/font] then:
• [font color="darkorange"]15...f6? 16.Bb5 Bb7 17.e6 Nc5 18.f5[/font] gives White a passed pawn, stronger pawns and a gargantuan advantage in space; she forced Black to capitulate in only a few more moves (Chiburdanidze-Borges Pinal, Capablanca Mem, Havana, 1985).
• Better is [font color="purple"]15...Nc5 16.Rad1 Ne4 17.Nxe4 dxe4 18.Qc2[/font] but White still has a strong initiative.
• If [font color="magenta"]10...Rc8 11.Qd2 Nh5[/font] then:
• If [font color="magenta"]12.Rfd1 Ne5 13.b3 f5 14.exf5 gxf5[/font] then:
• If [font color="magenta"]15.Qc2 Qe8 16.Nxf5 Nxf3+[/font] then:
• [font color="magenta"]17.Kh1 Bxc3 18.Nh6+ Kh8 19.Qxc3+ e5 20.Rf1 Ng3+[/font] White resigns in the face of 21.hxg3 Qh5# (Hole-Barth Sahl, Norwegian Ch, Sandnes, 2005).
• If [font color="darkorange"]17.Bxf3 Bxf3[/font] then:
• If [font color="darkorange"]18.Nxg7?! Bxd1![/font] (Black will soon have two active Rooks) then:
• [font color="darkorange"]19.Nxe8? Bxc2! 20.Nc7 Rxc7 21.Nd5 Rb7 22.Nxe7+ Kf7 23.Nd5[/font] White resigns without waiting for Black to reply (Kreiman-T. Taylor, World Op, Philadelphia, 1992).
• [font color="purple"]19.Rxd1 Nxg7 20.Qd2 d6[/font] leaves White with a comfortable advatage.
• [font color="hotpink"]18.Rf1 Bc6 19.Rae1 Rf6 20.Ne4 Rxf5 21.Rxf5[/font] leaves White on the verge of winning.
• [font color="burgundy"]15.Nd5!? Bxd5 16.cxd5 f4 17.Bf2 Qe8 18.Bd3 Nxd3 19.Qxd3[/font] gives White a small advantage in space (Sherzer-Edelman, Op, New York, 1993).
• If [font color="darkorange"]12.Nc2 d6 13.Rab1 Qd7 14.Rfd1[/font] then:
• [font color="darkorange"]14...f5!? 15.exf5 gxf5 16.Bh6 Ne5 17.b3 f4 18.Bxg7 Kxg7 19.Qd4 Kg8 20.Qxe5[/font] Black resigns (So. Polgar-Sosonko, IT, Aruba, 1991).
• [font color="purple"]14...Nf6 15.Nb5 h5 16.b3[/font] continues to give White a small advantage in space.

8.Qxg4 Nxd4 9.Qd1 Ne6

• If [font color="red"]9...e5 10.Bd3 0-0 11.0-0[/font] then:
• If [font color="red"]11...d6 12.Qd2 Be6[/font] then:
• If [font color="red"]13.Rac1 a6 14.b3 Rc8 15.f3 Qa5 16.Rfd1[/font] then:
• [font color="red"]16...f5 17.exf5 Nxf5 18.Be4 Rf7 19.Qe2 Bf8 20.Bf2[/font] gives White a comfortable game (Tal-Partos, Ol, Nice, 1974).
• [font color="burgundy"]16...Rfd8 17.Bf1 Rd7 18.Ne2 Qxd2 19.Bxd2 Nc6 20.Be3[/font] (Eames-Hegarty, 4NCL, Sunningdale, 2005).
• If [font color="darkred"]13.Rad1 a6 14.b3[/font] then:
• If [font color="darkred"]14...Qc7 15.Bxd4 exd4 16.Ne2[/font] then:
• [font color="darkred"]16...Bg4 17.f3 Bd7 18.Bb1 b5 19.cxb5 Bxb5 20.Bd3[/font] is equal (Lesiege-Dzindzichashvili, Op, New York, 1993).
• [font color="burgundy"]16...Qc5 17.Kh1 Qh5[/font] draw (P. Popovic-Turner, French ChT, Bischwiller, 2001).
• If [font color="magenta"]14...Rc8[/font] then:
• [font color="magenta"]15.Ne2 Nc6 16.Bb1 b5 17.cxb5 axb5 18.Nc3 Qa5[/font] is equal (Polugaevsky-Piket, Match, Aruba, 1994).
• [font color="darkorange"]15.Bb1 b5 16.Bxd4 exd4 17.Ne2 bxc4 18.Nxd4 Bxd4 19.Qxd4 cxb3 20.axb3 Bxb3[/font] leaves Black a pawn to the good (Ftacnik-Sermek, Ol, Moscow, 1994).
• [font color="darkorchid"]11...b6 12.a4 Bb7 13.Nb5 f5 14.Nd6 Bc6 15.exf5[/font] is equal (Neubauer-Bach, Euro Ch, Plovdiv, 2012).

10.Qd2 Qa5

• If [font color="red"]10...d6 11.Be2 Bd7 12.0-0[/font] then:
• If [font color="red"]12...0-0 13.Rac1[/font] then:
• If [font color="red"]13...Bc6 14.f3 a5[/font] then:
• If [font color="red"]15.b3 Nc5 16.Rfd1 Qb6[/font] then:
• If [font color="red"]17.Rb1 Qb4 18.Rdc1[/font] then:
• If [font color="red"]18...Rfc8 19.Nd5 Qxd2 20.Bxd2 Bxd5 21.cxd5[/font] then:
• [font color="red"]21...a4 22.b4 Nb3 23.Rxc8+ Rxc8 24.Be3 Rc2[/font] gives Black a small advantage (Grötz-Plachetka, IT, Leipzig, 2002).
• [font color="burgundy"]21...Bd4+ 22.Kf1 e5 23.dxe6 fxe6 24.Bc4 Kf7 25.a3[/font] gives White a small advantage in space (Sandalakis-Sikanjic, Euro Ch, Rijeka, 2010).
• [font color="darkpink"]18...a4 19.Bd1 axb3 20.axb3 Rfc8 21.Kf1 Be5[/font] gives White a fair advantage in space (Miroshnichenko-Evdokimov, Euro Ch, Dresden, 2007).
• [font color="darkorchid"]17.Nd5 Bxd5 18.cxd5 Rfc8 19.Rc2 Qb4 20.Rdc1[/font] gives White a small advantage in space (Adam-Boehmer, IT, Vancouver, BC, 2001).
• If [font color="darkred"]15.Rfd1 Nc5 16.b3 b6[/font] then:
• [font color="darkred"]17.Bd4 Bxd4+ 18.Qxd4 Qb8 19.f4 Qb7 20.Nd5[/font] gives White a fair advantage in space (Cvetkovic-Velimirovic, Yugoslav ChT, Cetinje, 1992).
• [font color="magenta"]17.Bf1 Ra7 18.Qf2 e6 19.a3 Qb8 20.Nb5[/font] (W. Schmidt-Szymczak, Polish Ch, Zielona Gora, 1974).
• [font color="darkpink"]13...Nc5 14.f3 Na4 15.Nd1 a5 16.b3 Nc5 17.Nc3[/font]gives White a slight advantage in space (Evans-Kupper, IT, Venice, 1967).
• [font color="darkorchid"]12...Qa5 13.Rac1 Bc6[/font] transposes into the notes to Black's twelfth move.

11.Rc1 d6

• If [font color="red"]11...b6 12.Be2 Bb7[/font] then:
• If [font color="red"]13.f3 g5 14.0-0 h5[/font] then:
• If [font color="red"]15.Rfd1 d6 16.Nd5 Qxd2 17.Rxd2[/font] then:
• If [font color="red"]17...h4 18.b4[/font] then:
• [font color="red"]18...Be5 19.a4 f6 20.Ra2 Kf7 21.Rd1 Nf4 22.Bf1[/font] is equal (W. Schmidt-Kuczynski, Polish Ch, Slupsk, 1988).
• If [font color="darkred"]18...Rc8 19.a4 Be5 20.Rdc2?! Nf4?! 21.Nxf4[/font] then:
• [font color="darkred"]21...Bxf4?! 22.Bxf4! gxf4 23.c5[/font] gives White a fair advantage in space (Ziane-van den Bers, Op, Gent, 1993).
• [font color="magenta"]21...gxf4 22.Bf2 Bc6 23.c5 dxc5 24.bxc5 Bxa4 25.Ra2[/font] gives White a slight advantage in space.
• [font color="burgundy"]17...Be5 18.b4 Rc8 19.a4 h4 20.Bf1 f6 21.Ra2[/font] is euqal (Wolff-Miles, Op, Philadelphia, 1987).
• [font color="darkpink"]15.a3 Qe5 16.Rfd1 d6 17.b4 Kf8 18.Bf1[/font] gives White a small advantage with a better center (Rogers-Antonio, IT, Cebu, 1992).
• [font color="darkorchid"]13.0-0 Bxc3 14.Rxc3 Bxe4 15.Rd1 d6 16.Bd4 0-0[/font] gives Black a fair advantage in space (Chekhov-Zaitshik, IT, East Berlin, 1988).

12.Be2

• [font color="red"]12.Bd3 Bd7 13.0-0 Bc6 14.Bb1 g5 15.Rfd1[/font] gives White a slight advantage in space (Kozhuharov-Cvetkov, Bulgarian Ch, Tsarevo, 2001).

12...Nc5 (N)

• If [font color="red"]12...Bd7 13.0-0[/font] then:
• If [font color="red"]13...Bc6 14.f3 g5[/font] then:
• If [font color="red"]15.a3[/font] then:
• [font color="red"]15...Be5 16.b4 Qxa3 17.b5 Bd7 18.Nd5 Rg8 19.Rc2[/font] gives White a small advantage in space (Litinskaya-Sedina, Yugoslav ChT, Cetinje, 1992).
• [font color="burgundy"]15...Qe5 16.Rfd1 a5 17.b4 axb4 18.axb4 Ra3 19.Nb1[/font] is equal (Limontaite-Schuurman, Euro ChTW, Goteborg, 2005).
• [font color="darkpink"]15.b3 h5 16.Nd5 Qxd2 17.Bxd2 Bd4+ 18.Kh1 a5[/font] is equal (Mohd Omar-van den Berg, Op, Vlissingen, Holland, 2007).
• If [font color="darkred"]13...Nc5 14.f3 Na4[/font] then:
• [font color="darkred"]15.Nd5 Qxd2 16.Bxd2 Bd4+ 17.Kh1 Rc8 18.b3 Nb6[/font] is equal (Kobalia-Chuprov, Geller Mem, Moscow, 1999).
• [font color="magenta"]15.Nxa4 Qxd2 16.Bxd2 Bd4+ 17.Kh1 Bxa4 18.b3 Bc6 19.Rfd1[/font] is equal (Mikenas-Averbakh, Soviet Ch, Riga, 1970).

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 12...Ne6c5[/center]

13.f3

• White has a better center; both sides have a playable game.

13...Be6 14.b3 0-0!?

• Black had time to cover his Knight before castling.
• If [font color="red"]14...Rc8 15.Nd5 Qxd2+[/font] then:
• [font color="red"]16.Kxd2 a5 17.Rcd1 Bxd5 18.exd5 h5 19.Kc2[/font] gives White a narrow edge.
• [font color="darkred"]16.Bxd2 f5 17.b4 Na4 18.Bg5 fxe4 19.fxe4 Bxd5 20.exd5[/font] is equal.

15.Nd5!

• White has a small advantage.

15...Qxd2+

• [font color="red"]15...Qd8 16.Bg5 Re8 17.0-0 Qd7 18.b4[/font] continues to give White a small advantage.

16.Kxd2 Bxd5 17.cxd5 a5?!

• Black overlooks a big, big threat.
• [font color="red"]17...Rfc8 18.b4 Na4 19.Rxc8+ Rxc8 20.Bb5 Nb6 21.Rc1[/font] continues to gives White a comfortable advantage in space.

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 17...a7a5[/center]

18.Bxc5!

• White wins a pawn.

18...dxc5 19.Rxc5 Rfc8

• Not only is Black a pawn down, but White's unopposed d-pawn is already on the fifth rank.
• [font color="red"]19...Rac8 20.Rb5 Rc7[/font] then:
• [font color="red"]21.Bc4 Ra8 22.Kd3 Be5 23.g3 Kg7 24.f4[/font] gives White an extra pawn, moble center pawns and more space.
• [font color="darkred"]21.Ke3 Bc3 22.Bc4 Bb4 23.Ke2 Kg7 24.g3[/font] gives White an extra pawn and moble pawns.

20.Rc4 e6

• The text is better than [font color="red"]20...Bh6+ 21.Kc2 Rab8 22.a4 Be3 23.g3 Kg7 24.f4.[/font]

21.dxe6! fxe6 22.Rd1

• Stronger is [font color="red"]22.f4 e5 23.g3 Bh6 24.Ke3 Rxc4 25.Bxc4+.[/font]

22...Kf8!?

• The King was fine as he was; the problem is that Black's Rook is under attack and 22...Rxc4?! 23.Bxc4! only helps White.
• If [font color="red"]22...Rd8+[/font] then:
• [font color="red"]23.Kc2 Rxd1 24.Kxd1 Rd8+ 25.Ke1![/font] (25.Kc2[/font] transposes into the [font color="darkred"]subvariation)[/font] [font color="red"]25...Rd7 26.f4 Kf7 27.e5 g5 28.Bh5+[/font] continues to give White an extra pawn with power on both light andf dark squares.
• [font color="darkred"]23.Ke1 Rxd1+ 24.Kxd1 Rd8+ 25.Kc2[/font] (25.Ke1![/font] transposes into the [font color="red"]main line of this variation)[/font] [font color="darkred"]25...Be5 26.g3 Bd6 27.Rd4 Kf8 28.f4[/font] continues to give White an extra pawn.

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 22...Kg8f8[/center]

23.Ke3!

• The King will assist in the advance of his own pawns.

23...Ke7 24.f4 Rxc4 25.Bxc4 e5

• [font color="red"]25...Rc8? 26.e5! g5 27.g3 h6 28.Ke4 Rc7 29.Rd6[/font] gives White an extra pawn and he'll soon pass his e-pawn.

26.f5 Rd8 27.Bd5 b5 28.g4?!

• The pawn advantce is unnecesay.
• If [font color="red"]28.Kf3 Bh6 29.Rd3 Bg7 30.Rd2 Rc8 31.Be6[/font] puts White on the verge of winning.

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 28.g2g4[/center]

28...Bh6+!

• Black brings his Bishop to life.

29.Kd3!?

• It would be better to use the King to protect the mass of pawns on the kingside.
• If [font color="red"]29.Kf3 Rc8 30.Rd3[/font] then:
• [font color="red"]30...Bg5 31.Be6 Rc7 32.h3 h5 33.a3 gxf5 34.exf5[/font] continues to gives White an extra pawn, which is now passed.
• [font color="darkred"]30...Bf4?[/font] then White wins after [font color="darkred"]31.h4! Rc2 32.g5 Kf8 33.a4 b4 34.Bc4.[/font]

29...gxf5!?

• Black dallies when he should create counterplay.
• If [font color="red"]29...Rc8![/font] (activating pieces helps to create counterplay) [font color="red"]30.h4 Bf4 31.a3 g5 32.hxg5 Bxg5[/font] cuts White to a fair advantage in space.

30.gxf5 Rc8 31.a3 b4?

• This simply provides White with an attacking lane to activate his Rook.
• If [font color="red"]31...Kf6[/font] (if Black is to have any chance at saving the game, White's passed pawn must be blockaded) [font color="red"]32.Rg1 Bc1 33.a4 bxa4 34.bxa4[/font] continues to give White an extra pawn, but Black has plenty of potential counterplay.

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 31...b5b4[/center]

32.axb4![/font] White opens the a-file. 32...axb4 33.Ra1

• White seizes the freshly openned file and wins.

33...Rc3+

• It's too late to blockade the f-pawn.
• If [font color="red"]33...Kf6[/font] then White wins after [font color="red"]34.Ra6+ Kg7 35.f6+ Kg6 36.f7+ Kh5 37.Bc4.[/font]

34.Ke2 Rc2+ 35.Kf3 Rxh2 36.Ra6

• If [font color="red"]36.Ra7+ Kf6 37.Rxh7 Kg5[/font] then:
• [font color="red"]38.Rh8 Rh1 39.Rg8+ Kf6 40.Rg6+ Ke7 41.Re6+.[/font]
• If [font color="darkred"]38.Rb7[/font] then White wins after [font color="darkred"]38...Rh3+ 39.Ke2 Kf4 40.Rxb4 Bg7 41.Rb6.[/font]

36...Rh4 37.Kg3

• If [font color="red"]37.f6+[/font] then White wins after [font color="red"]37...Kd8 38.f7 Rf4+ 39.Ke2 Bg7 40.Ra8+.[/font]

37...Bg5

• Black shortens his agony.
• If [font color="red"]37...Rh5[/font] then White wins after [font color="red"]38.f6+ Kd7 39.Ra7+ Kd6 40.f7.[/font]

[center]BLACK: Ivan Popov[/center]

[center][/center]

[center]WHITE: Dmitry Andreikin[/center][center]Position after 37...Bh6g5[/center]

38.f6+!

• It will cost Black a piece to stop the pawn.

38...Kd7

• If [font color="red"]38...Bxf6[/font] then White wins after [font color="red"]39.Rxf6 Kxf6 40.Kxh4.[/font]

39.Be6+ Kc7 40.f7 1-0

• The pawn cannot be stopped.
• If [font color="red"]40...Rf4[/font] then White wins after [font color="red"]41.Bf5 Bh4+ 42.Kh3 Rxf5 43.exf5 Be7 44.Ra7+.[/font]
• If [font color="blue"]40...Be7[/font] then White wins after [font color="blue"]41.Ra7+ Kd6 42.Rxe7 Rf4 43.Re8 Rf6 44.Bc4.[/font]
• Ivan Vladimirovich resigns.