[Event "Europea zonal 3 play-off"]
[Site "Sofia BUL"]
[Date "1957.12.??"]
[Round "1"]
[White "Matanovic, Aleksandar"]
[Black "Sliwa, Bogdan"]
[Result "1-0"]
[ECO "C73"]
[EventDate "1957.12.08"]
[PlyCount "119"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 f6 7.Be3 Rb8 8.b3 
Ne7 9.Nc3 Ng6 10.Qd3 Be7 11.O-O-O a5 12.h4 exd4 13.Nxd4 Ne5 14.Qe2 Bd7 15.
f4 Nf7 16.g4 O-O 17.g5 c5 18.Nf5 Bxf5 19.exf5 Qd7 20.Bd2 Rfe8 21.Qe6 Qxe6 
22.fxe6 Nd8 23.f5 c6 24.Bf4 Nb7 25.gxf6 gxf6 26.Na4 Kh8 27.c4 Rg8 28.Nb6 
Rg4 29.Bd2 Rbg8 30.Bc3 Rf4 31.Rdf1 Rxf1+ 32.Rxf1 Rg3 33.Nc8 Rxc3+ 34.Kd2 
Rg3 35.Nxe7 d5 36.cxd5 cxd5 37.Nxd5 Kg7 38.Nf4 Kf8 39.Nh5 Rg2+ 40.Ke3 Ke7 
41.Nf4 Rg3+ 42.Kf2 Rg4 43.Kf3 Rxh4 44.Nd5+ Kf8 45.Nxf6 Nd6 46.Kg3 Rd4 47.
Nd7+ Ke7 48.Nxc5 Kf6 49.Nd7+ Ke7 50.Ne5 Kf6 51.Ng4+ Kg5 52.Ne3 h5 53.Kf3 
Rf4+ 54.Ke2 Rxf1 55.Kxf1 Kf6 56.a3 Ne4 57.b4 axb4 58.axb4 Ke5 59.b5 h4 60.
Kg2 1-0

[Event "Europea zonal 3 play-off"]
[Site "Sofia BUL"]
[Date "1957.12.??"]
[Round "2"]
[White "Neikirch, Oleg"]
[Black "Matanovic, Aleksandar"]
[Result "1/2-1/2"]
[ECO "A00"]
[EventDate "1957.12.08"]
[PlyCount "0"]

1/2-1/2

[Event "Europea zonal 3 play-off"]
[Site "Sofia BUL"]
[Date "1957.12.??"]
[Round "3"]
[White "Sliwa, Bogdan"]
[Black "Neikirch, Oleg"]
[Result "0-1"]
[ECO "E46"]
[EventDate "1957.12.08"]
[PlyCount "116"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.cxd5 Nxd5 8.Qc2 
Nd7 9.Nxd5 exd5 10.Ng3 Re8 11.Bd3 g6 12.b4 Nf8 13.O-O Ne6 14.Bb2 Bf8 15.
Rad1 Bg7 16.f3 c6 17.Rfe1 Bd7 18.Bc3 h5 19.Qb2 h4 20.Nh1 Ng5 21.Nf2 Qf6 
22.e4 dxe4 23.Nxe4 Nxe4 24.fxe4 Be6 25.Rf1 Qg5 26.b5 Rad8 27.Kh1 h3 28.Rg1
Qe3 29.Rge1 Qg5 30.bxc6 bxc6 31.Bf1 Bg4 32.Rd3 Qf4 33.Rde3 Rb8 34.Qc2 
hxg2+ 35.Bxg2 Qd6 36.Qa4 Bh6 37.Rg3 Bd7 38.e5 Qe6 39.Bb4 c5 40.Qxa7 cxb4 
41.d5 Qe7 42.e6 bxa3 43.Rf1 fxe6 44.Rxg6+ Bg7 45.Bh3 Ra8 46.Qc7 a2 47.Qe5 
a1=Q 48.Rxa1 Rxa1+ 49.Qxa1 exd5 50.Rxg7+ Qxg7 51.Qxg7+ Kxg7 52.Bxd7 Rf8 
53.Kg2 Kf6 54.Bg4 Ke5 55.h4 Kf4 56.Bd1 d4 57.h5 d3 58.Kh3 Rg8 0-1

[Event "Europea zonal 3 play-off"]
[Site "Sofia BUL"]
[Date "1957.12.??"]
[Round "4"]
[White "Sliwa, Bogdan"]
[Black "Matanovic, Aleksandar"]
[Result "0-1"]
[ECO "E46"]
[EventDate "1957.12.08"]
[PlyCount "76"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Ne2 d5 6.a3 Be7 7.cxd5 Nxd5 8.Qc2 
Nd7 9.g3 Nxc3 10.bxc3 c5 11.Bg2 Qc7 12.Qa2 Nb6 13.O-O Bd7 14.e4 cxd4 15.
Bf4 e5 16.Bd2 Be6 17.Qc2 Rfd8 18.Nc1 Rac8 19.a4 d3 20.Qd1 Nc4 21.Ra2 Rd7 
22.h3 Rcd8 23.Ra1 Rc8 24.Ra2 Nxd2 25.Rxd2 Rcd8 26.Na2 Bxa2 27.Rxa2 Qxc3 
28.Qd2 Qxd2 29.Rxd2 Bb4 30.Rb2 d2 31.Rd1 Rd4 32.Rc2 b6 33.Kf1 Kf8 34.Ke2 
Ke7 35.Rc7+ R8d7 36.Rxd7+ Kxd7 37.Rb1 Ba5 38.Ra1 Bc3 0-1

