[Event "13th ECC qual. group 2"]
[Site "Eupen BEL"]
[Date "1997.09.23"]
[Round "2"]
[White "Kozul, Zdenko BOSN"]
[Black "Apicella, Manuel CE92"]
[Result "0-1"]
[WhiteElo "2605"]
[BlackElo "2500"]
[ECO "D30"]
[EventDate "1997.??.??"]
[Annotator "Tyomkin,D"]
[PlyCount "66"]

1.d4 d5 2.c4 e6 3.Nf3 c6 4.e3 f5 5.Bd3 Nf6 6.O-O Bd6 7.b3 Qe7 8.a4 a5 9.
Ba3 Bxa3 10.Nxa3 O-O 11.Qb1 Ne4 12.Nc2 {intending b3} 
    ( 12.Qb2!? Nd7 13.Rac1 $140 ! += 
        ( 13.Nc2 {Maric,A-Polgar,Z/Tilburg (ct) 1994/0-1(28)} )
    13...b6? 14.cxd5 +/- )
12...Nd7 N {intending action on the kingside by pushing "g"pawn} 
    ( 12...Na6 {Tyomkin,D} 13.Qb2!? {Tyomkin,D} 
        ( 13.c5 b6 
            ( 13...e5?! {Tsesarsky} 14.Qb2 exd4 15.exd4 f4 16.Rae1 Bf5 
                ( 16...Qf6!? 17.Qc1! += 
                    ( 17.Bxe4 dxe4 18.Rxe4 Nxc5! -/+ )
                )
            17.Ne5 
                ( 17.Nd2? Qf6 18.Qc1 Qg6 =+ {
                Dokuchaev,A-Tregubov,P/RUS-Cup9 1997/0-1(37)} )
            17...Qf6 18.f3 Ng5 
                ( 18...Nd2 19.Rf2 +- )
            19.Bxf5 Qxf5 20.Rf2 += )
        14.b4!? 
            ( 14.cxb6 {Tyomkin,D} 14...c5 15.Qe1 Nb4 
                ( 15...Qb7!? )
            16.Nxb4 cxb4 17.Ne5 Nc3 18.f3 Ba6 19.Qd2 Qb7 = {
            Ulibin,M-Tregubov,P/Berliner Sommer 19961/2-1/2(60)} )
        14...Nxb4 
            ( 14...axb4? 15.cxb6 c5 16.dxc5 Qxc5 
                ( 16...Naxc5 17.Qxb4 )
            17.a5 Bb7 18.Rc1 +/- )
        15.Nxb4 axb4 16.cxb6 c5! 17.dxc5 
            ( 17.a5 Nc3 
                ( 17...c4!? 18.Bxe4 fxe4 19.Ne5 Bb7 )
            18.Qb2 c4 19.Bc2 Bb7 -/+ )
        17...Qxc5 18.Qb2! Qxb6 19.Rfb1 )
    13...b6 14.Ne5 Bb7 15.f3 Nf6 16.cxd5 Nxd5 17.Rfe1 c5 18.Bc4 Qg5 $132 {
    Ionov,S-Tregubov,P/Chigorin mem 1995/EXT 95} )
13.b4 g5 14.bxa5 
    ( 14.b5!? )
    ( 14.Re1!? {clearing f1-square for a knight} 14...g4 15.Bxe4 dxe4! ~ 
        ( 15...fxe4 16.Nd2 += Qh4 $140 17.Re2 )
    )
14...g4 15.Bxe4 fxe4 {In this structure white has problems with 
knight-c2,as you'll see later} 
    ( 15...dxe4!? )
16.Nd2 
    ( 16.Ne5!? )
16...Qh4 17.Qe1! Qh5 18.Kh1 Rxa5 19.f3 exf3 20.gxf3 dxc4 21.Qg3! 
    ( 21.fxg4? Qg6 
        ( 21...Rxf1+ 22.Qxf1 Qxg4 23.Nxc4 +/- )
    22.Rxf8+ 
        ( 22.e4?! Rxf1+ 23.Nxf1 b6 )
    22...Nxf8 23.e4 
        ( 23.Nxc4? Qe4+ 24.Kg1 Rg5 )
    23...b5! 24.Nf3 Rxa4 25.Rxa4 bxa4 26.Ne5 Qf6 27.Nxc4 
        ( 27.Kg2 c5 )
    27...Qf3+ 28.Kg1 Ng6 -/+ )
21...Raf5 22.Rg1 Rg5 23.Nxc4 
    ( 23.fxg4 Qg6 )
23...b6 24.Nd2? 
    ( 24.f4!? Rg7 25.e4 c5 26.Nd6 {with better perspectives for 
    white.Black cannot use weekness of the /^a8-h1 at once.} )
24...c5 25.Qd6? 
    ( 25.e4 {/^a8-h1} 25...Nf6 $40 
        ( 25...Bb7 $140 ? 26.Qc7 )
    26.f4 Rg7 )
    ( 25.fxg4 $142 Qg6 26.e4 Bb7 27.h4 
        ( 27.Rae1 Nf6 -/+ )
    27...Bxe4+ 28.Nxe4 
        ( 28.Kh2? Bxc2 29.hxg5 Qxg5 -/+ )
    28...Qxe4+ 29.Qg2 Qxg2+ 30.Rxg2 Rd5 31.dxc5 Nxc5 32.a5 {and this 
    ending should be drawing} 32...Nb3 $140 33.Rb1 )
25...Kh8 -/+ 26.Raf1?? 
    ( 26.Ne4 Rd5 
        ( 26...g3 27.Rg2 )
    27.Qxe6 gxf3 28.Ng3 Qf7 29.Qxf7 Rxf7 30.e4 Rg5 -/+ )
    ( 26.Qxe6 Rg6 -/+ )
    ( 26.Qg3 $142 ! )
26...gxf3 -+ 27.Rxg5 Qxg5 28.Nxf3 
    ( 28.Rf2 Bb7! -+ )
28...Rxf3 
    ( 28...Bb7 $144 -+ )
29.Rxf3 Bb7 30.Ne1 Qxe3 31.Qg3 cxd4 32.Kg2 Ne5 33.Kh3 Bxf3 0-1

