[Event "13th ECC qual. group 7"]
[Site "Krynica POL"]
[Date "1997.09.17"]
[Round "3"]
[White "Alterman, Boris EPTK"]
[Black "Djuric, Stefan GOSP"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2545"]
[ECO "D96"]
[EventDate "1997.??.??"]
[Annotator "Ftacnik"]
[PlyCount "79"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 c6 6.Bf4 dxc4 7.Qxc4 Nd5 8.Bg3 
    ( 8.Be5 Bxe5 9.Nxe5 Be6 10.Nxd5 Bxd5 11.Qc3 Nd7 12.Nxd7 Qxd7 13.f3 f5 
    14.e3 O-O 15.Be2 a5 16.O-O Rfd8 17.a3 Qc7 18.Rad1 Rd6 19.Bd3 Bf7 20.
    Rf2 {1-0 Kotov,A-Flohr,S/Groningen 1946/ (39)} )
    ( 8.Nxd5 cxd5 9.Qa4+ Nc6 10.e3 Bd7 
        ( 10...Qb6 11.Bb5 Bd7 12.O-O a6 13.Bxc6 Bxc6 14.Qa3 f6 15.b4 Kf7 
        16.Qb3 Bb5 17.Rfc1 Bc4 18.Qb2 a5 19.Nd2 Qxb4 20.Nxc4 dxc4 21.Qc2 
        Qb5 22.Rab1 Qc6 23.Qxc4+ Qxc4 24.Rxc4 Rhc8 25.Rc7 {Chen De-Deng 
        Jianliang/PRC-ch 1987/ 1-0 (49)} )
    11.Qa3 Bf8 12.Qa4 Qb6 13.Qb3 Qa5+ 14.Nd2 f6 15.Qxb7 Rc8 16.Qa6 Qb4 17.
    Bb5 Qxb2 18.O-O Qxd2 19.Rac1 Kf7 20.Bxc6 Rxc6 21.Rxc6 Bxc6 22.Qxc6 
    Qxa2 {Legky,N-Karasev,V/URS Army-ch 1991/0-1 (40)} )
8...O-O 9.e4 Nxc3 10.bxc3 Nd7 
    ( 10...Be6!? 11.Qb4 b6 12.Be2 ~ )
11.Be2 Nf6 12.Nd2! 
    ( 12.Qd3 b5 13.O-O Nh5 ~ )
12...Bg4 
    ( 12...Be6 13.Qb4 b6 14.O-O += )
13.Bxg4 
    ( 13.f3 Be6 )
13...Nxg4 14.O-O Qd7 
    ( 14...e5 15.Qe2 f5 16.exf5 gxf5 17.dxe5 +/- )
15.Rfd1 Nf6 16.h3 
    ( 16.a4 Nh5 = )
16...b5 17.Qe2 c5 
    ( 17...Nh5 18.Bh2 b4 19.Nb3 bxc3 20.Rac1 +/- )
18.Nb3! {Important move, since it helps to control c5-d4 squares. Ein 
wichtiger Zug, weil es hilft c5-d4 Punkten zu kontrolieren.} 18...cxd4 
    ( 18...c4 19.Nc5 Qc6 20.a4 a6 += )
19.cxd4 Rfc8 20.Nc5 Qe8 
    ( 20...Qc6 21.Rac1 a5 22.d5 Qb6 23.Qe3 +/- )
21.Rac1 a5 22.d5 b4 
    ( 22...a4 23.e5 Nh5 24.Bh2 Bh6 25.Rc2 b4 26.Rd4 +/- )
23.e5 Nd7 
    ( 23...Nh5 24.Bh2 a4 25.Qe3 Bh8 26.Rc4 +/- )
24.Na6! Rxc1 25.Rxc1 Rc8 26.Rc6 {White could have won earlier with direct 
combination, but the text is also logical. Weiss konnte jetzt schneller 
gewinnen mit einer direkten Kombination, aber der Textzug ist auch 
logisch.} 
    ( 26.Nc7! Qd8 27.e6 fxe6 
        ( 27...Nf6 28.exf7+ Kxf7 29.Qe6+ Kf8 30.d6 +- )
    28.Rc6! exd5 29.Ne6 Qe8 30.Nxg7 Kxg7 31.Rxc8 Qxc8 32.Qxe7+ +- Kh8 33.
    Bf4! )
26...Nb8 
    ( 26...Rxc6 27.dxc6 Nb6 28.Qb5 Nc8 29.Nb8 +- )
27.Nxb8 Rxb8 28.Qa6 Ra8 29.Qc4 Qd8 
    ( 29...Rd8 30.Rc7 +/- )
30.d6 exd6 
    ( 30...Qe8 31.Rc7 )
31.exd6 Qe8 32.Rc7 Bf6 
    ( 32...Rd8 33.Re7 Qf8 34.Qc7 
        ( 34.Ra7 Qe8 35.Rxa5 b3! $132 )
        ( 34.Qd5 a4 35.Qa5 b3 36.Rxf7 Qxf7 37.Qxd8+ Qf8 = )
    34...Ra8 35.Re4 +/- )
33.d7 Qe1+ 34.Kh2 Rd8 35.Rc8 Qe7 
    ( 35...Kg7 36.Rxd8 Bxd8 37.Qc8 Qe7 38.Bc7 +- )
36.Rxd8+ Qxd8 37.Qc8 Kg7 
    ( 37...Kf8 38.Bc7 +- )
38.Bc7 Qf8 39.Qxf8+ Kxf8 40.Bxa5 
    ( 40.d8=Q+ Bxd8 41.Bxd8 a4 42.Bf6 +- )
1-0

