[Event "13th ECC qual. group 2"]
[Site "Eupen BEL"]
[Date "1997.09.23"]
[Round "2"]
[White "Zifroni, Dov HERZ"]
[Black "Christensen, Tobias ESPG"]
[Result "1-0"]
[WhiteElo "2500"]
[BlackElo "2395"]
[ECO "A89"]
[EventDate "1997.??.??"]
[Annotator "Tyomkin,D"]
[PlyCount "64"]

1.d4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.c4 d6 7.Nc3 Nc6 8.d5 Na5 
9.Qa4 c5 10.dxc6 bxc6 11.c5 {after this move white scored almost 100%} 
11...dxc5 
    ( 11...Kh8? {Tyomkin,D} 12.cxd6 exd6 13.Nd4 +/- d5 14.Nxc6 Nxc6 15.
    Qxc6 Rb8 16.Rd1 d4 17.Qa4 +- {Zifroni,D-Rinberg,A/Tel Aviv Cup rapid 
    1996/ EXP 52/1-0 (41)} )
    ( 11...d5 12.Ne5 Ne4 13.Nxc6 Bd7 14.Nxe7+ Kh8 15.c6 Be8 16.Rd1 +/- {
    Palac-Mencinger/Bled op/1992} )
12.Ne5 {In this position white's plan to attack week black pawns c6 and 
c5,and to take conrol over d-file.Black has counterplay using open 
b-file,and /^a1-h8[byNe4].} 12...Rb8?! 
    ( 12...Qb6 $142 13.Qc2 {/\Na4} 
        ( 13.Be3! Be6 14.Qa3 Ne4 15.Nxe4 Bxe5 16.Nxc5 Bxb2 17.Nxe6 Bxa3 
        18.Bxb6 axb6 19.Nxf8 Kxf8 20.Rad1 +/- )
    13...Qc7 14.Nd3 c4 15.Nc5 e5 {Tyomkin,D} 
        ( 15...Rb8 {Dautov} 16.Bd2 {/\N3a4} 16...Rd8 {/\Nd5} 
            ( 16...Ne8!? {/\ Nd6+/=} )
        17.N3a4 
            ( 17.Rad1!? )
        17...Nd5 18.Rad1! 
            ( 18.Bxa5 Qxa5 19.Qxc4 Bxb2 20.Nb3 Rxb3 21.axb3 Bxa1 22.Rxa1 
            Bb7 = )
        18...e5 {/\e4} 19.e4! Nb4 20.Bxb4 Rxb4 21.Rxd8+ Qxd8 22.Rd1 Qf8 
        23.Qd2 Rb5 $8 24.Qd8 Bf6 25.Qc7 Be7 26.Bh3! +/- {1-0 
        Gelfand,B-Topalov,V/Dos Hermanas 1994 (47)} )
        ( 15...Nb7!? {Dautov} 16.N3a4 Nd6 17.Rd1 
            ( 17.Bd2 Nd5 18.e4 fxe4 19.Nxe4 Bf5 ~ )
        17...e5 18.Bg5 h6 19.Qd2 Nf7 20.Bxf6 Bxf6 21.Qc1 e4 22.Qxc4 Rb8 ~ 
        )
        ( 15...Ne8!? {Gelfand} 16.Bd2 Nd6 ~ 17.Rad1 += )
    16.Rd1 Nb7 17.Nxb7 
        ( 17.N3a4!? Nd6 18.Bg5 )
    17...Qxb7 
        ( 17...Bxb7 18.Na4 )
    18.Qa4 Qf7 19.Bxc6 Rb8 20.Bb5 Be6 21.Rd6 += {- 
    Szymanski,A-Miton,K/Frydek-Mistek opA 1997/EXT 97} )
    ( 12...Qc7 13.Nc4 
        ( 13.Bf4 g5 14.Bxg5! +/- )
    13...Nxc4 14.Qxc4+ Kh8 15.Qxc5 +/- )
    ( 12...Be6 {Glek} 13.Nxc6 Nxc6 14.Qxc6 Qb6 15.Qxb6 axb6 16.Bxa8 Rxa8 
    17.Bd2 
        ( 17.Rd1 Kf7 += )
    17...Ne8 18.Rfc1 
        ( 18.Bf4!? )
    18...Nd6 19.b3 b5 20.Rab1 Bxc3 21.Bxc3 Rxa2 22.Be5 Rxe2 23.Rxc5 +/- {
    Bezold-Glek,Bad Ragaz,1994} )
13.Rd1 Qb6 14.Be3!? N 
    ( 14.Nc4 {Tyomkin,D} 14...Nxc4 15.Qxc4+ Kh8 16.Na4 Qb4 17.Qxb4 Rxb4 
        ( 17...cxb4 18.Bf4 +/- )
    18.Nxc5 {_|_} 
        ( 18.Bxc6!? += )
    18...Rc4 19.Nd3 Ne4 20.Bf4 Be6 21.Rac1 Rc8 22.b3 += {/+/- Rohde, U-Van
    Mil,J/NRW-I 1996/GER 13/0-1(48)} )
14...Ba6?! {losing control of the diagonal c8-e6} 
    ( 14...Ne4 15.Nxe4 
        ( 15.Nc4 Qb4 
            ( 15...Nxc3 16.bxc3 Qb5 17.Qxa5 
                ( 17.Qxb5 Rxb5 18.Nxa5 Rxa5 19.Bxc6 Bxc3 20.Rac1 Bd4 
                    ( 20...Bb4? 21.Bh6 )
                21.Bxd4 cxd4 22.Rxd4 Be6 23.a4 Rc8 = )
            17...Qxc4 18.Qxa7 Rb2 19.Bxc5 +/- )
        16.Qxa5 Qxc4 $132 )
    15...fxe4 16.Nc4 Qb5 17.Qxb5 Rxb5 18.a4 Nxc4 19.axb5 Nxe3 20.fxe3 cxb5
    {Despite of the fact that white has material advantage,black has some 
    drawing chances.} )
15.Qa3 Nc4 
    ( 15...Ne4 16.Nxe4 fxe4 17.Nd7 Bxb2 18.Qa4 Qb5 
        ( 18...Qc7 19.Nxf8 +/- )
    19.Qxb5 Rxb5 20.Rab1 +/- )
16.Nxc4 Bxc4 17.Rd2 Rb7 18.Bxc5 +/- Qc7 19.Rad1 Rc8? 
    ( 19...Rfb8!? 20.b3 
        ( 20.Bd4 e5 )
        ( 20.Qa4 $140 Bf7 21.Qxc6? Qxc6 22.Bxc6 Rc7 )
    20...Bf7 21.e4 +/- )
    ( 19...Bf7 20.e4 +/- )
20.Bd4 e6 21.e4! 
    ( 21.Qc5?! Bd5 )
21...Bf8 22.Qa4 Rb4 23.Qxa7 Qxa7 24.Bxa7 +- {white is pawn up and has 
winning ending} 24...Nxe4?? 25.Bxe4 fxe4 26.Rd8 Rxd8 27.Rxd8 Rxb2 28.Bc5 
Rc2 29.Rxf8+ Kg7 30.Rd8! Bxa2 
    ( 30...Rxc3 31.Bd4+ )
31.Bd4+ Kh6 32.Nxa2 Rxa2 1-0

