[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1997.10.15"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "0-1"]
[TimeControl "300"]
[Termination "time forfeit"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 exf3 5.Nxf3 Nf6 6.Bc4 Bf5 7.O-O e6 8.Ne5 Nd5?
(8...Bxc2 9.Nxf7!) 9.Qe2 (9.Nxd5) Be7? 10.Nxd5 cxd5 11.Bb5+ Kf8 12.Qh5 g6
13.Qh6+ Kg8 14.g4 (14.c3) Qb6 15.Be3 Qxb5 16.gxf5 exf5 17.Rae1 Bf8 18.Qg5 Nc6
19.Rxf5 (19.Nd7) Nxe5 20.dxe5 (20.Rxe5) {no more moves recorded} 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1998.03.25"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Rantanen, Matti"]
[Result "1-0"]
[TimeControl "900"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Be7 8.Qe1 O-O
9.Bd3 Nbd7 10.Qh4 Re8 11.Ng5 Nf8 12.Rxf6 Bxf6 13.Bxh7+ Nxh7 14.Qxh7+ Kf8
15.Qh5 g6 16.Nh7+ Ke7 17.Qc5+ Kd7 18.Nxf6+ Qxf6 19.Ne4 Qe7 20.Qe5 f5 21.Nc5+
Kd8 22.Bg5 Bd7 23.Qd6 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1998.04.29"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "1-0"]
[TimeControl "300"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 exf3 5.Nxf3 Nf6 6.Bc4 e6 7.O-O Be7 8.Ne5 O-O
9.Bg5 Nbd7 10.Qe2 Nd5 11.Bxe7 Qxe7 12.Ne4 N5f6 13.Nxd7 Bxd7? 14.Nxf6+ gxf6
15.Bd3 Qd6 16.Qg4+ Kh8 17.Bxh7! Kxh7 18.Rf3 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1998.05.20"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Rautio, Reijo"]
[Result "1-0"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 c6 3.e4 d5 4.Bf4 dxe4 5.f3 exf3 (5...e3!?) 6.Nxf3 Bg4 7.Be2 e6
8.O-O Nd5 9.Nxd5 Qxd5 10.c4 Qe4 11.Qd2 c5? 12.Bd3 Qc6 13.d5 exd5 14.cxd5 Qb6
15.Rae1+ Be7 16.Rxe7+ Kxe7 17.Re1+ Kf8 18.Qe2 Nd7 19.Bb5 c4+ 20.Kh1 Qxb5?
(20...Qd8) 21.Bd6+ 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1999.04.07"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "1-0"]
[TimeControl "300"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3 exf3 5.Nxf3 e6 6.Bd3 Nf6 7.O-O Be7 8.Ne2 b6
9.c3 Ba6 10.Bc2 Nbd7 11.a4 h6 12.b3 Qc7 13.a5 O-O 14.c4 c5 15.Qd3 Bb7 16.Ne5?
cxd4?? (16...Be4) 17.Nxd7 Qxd7 18.Rxf6 g6 19.Rxg6+ Kh8 20.Rg8+ 1-0

[Event "Helsinki Rapid Team Ch"]
[Site "Helsinki FIN"]
[Date "1999.04.15"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "?"]
[Result "1-0"]
[Section "B"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "?"]
[TimeControl "900"]

1.d4 c6 2.e4 d5 3.Nc3 e6 4.Be3 dxe4 5.f3 exf3 6.Nxf3 Nf6 7.Bd3 Nd5 8.Nxd5 exd5
9.O-O Be7 10.Ne5 O-O 11.Nxf7!? Rxf7 12.Qh5? Rxf1+?? (12...g6 {+-}) 13.Rxf1 Bf6
14.Rxf6! Qxf6 15.Qe8+ Qf8 16.Bxh7+ Kxh7 17.Qxf8 {no more moves recorded} 1-0

[Event "Lauttasaari Ch"]
[Site "Helsinki FIN"]
[Date "1999.08.24"]
[Round "5"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "0-1"]
[TimeControl "40/5400:1800"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.Ne5 e6 8.O-O Bg6
9.Bg5 Be7 10.Kh1 (10.Qe2!?) Nbd7 11.Nf3 (11.Nxg6) Nd5 12.Bd2 O-O 13.Ne2 Bf6
14.g4 c5 15.g5 Bxd4 16.Bxd5 exd5 17.Nexd4 cxd4 18.Nxd4 Be4+ 19.Kg1 Ne5 20.h4
Qd7 21.Rf4 Qh3 22.Rxe4 Qg3+ 23.Kh1 dxe4 24.Be1 Qh3+ 25.Kg1 Rad8 26.c3 Nf3+
27.Kf2 Qxh4+ 28.Ke2 Nxd4+ 29.cxd4 Qg4+ 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2000.08.02"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Mäkelä, Paavo"]
[Result "1-0"]
[TimeControl "300"]
[Termination "time forfeit"]

1.d4 c6 2.e4 d5 3.Nc3 dxe4 4.Bc4 Bf5 5.f3 exf3 6.Nxf3 e6 7.O-O Nf6 8.Ne5 Nbd7?
9.Nxf7 Kxf7 10.Rxf5 Ke7? 11.Qe2 Qb6 12.Qxe6+ Kd8 13.Be3 Ng4 14.Rf7 Ngf6 15.Ne4
c5 16.Qh3 Be7 17.Ng5 h6 18.Ne6+ Ke8 19.Nxg7+ Kd8 20.Rd1 1-0

[Event "Lauttasaari Ch"]
[Site "Helsinki FIN"]
[Date "2001.09.13"]
[Round "6"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "0-1"]
[TimeControl "40/5400:1800"]

1.d4 d5 2.e4 dxe4 3.Nc3 c6 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.O-O e6 8.Ne5 Bg6
9.Bg5 Be7 10.Qe2 O-O 11.Rad1 Nd5 12.Bxe7 Nxc3 13.Qf3 Qxe7 14.Qxc3 Nd7 15.Nxg6
hxg6 16.Qh3 Rfe8 17.Rf4 Nf8 18.Rdf1 f6 19.Rh4 Kf7 20.c3 Qd6 21.Re4 Re7 22.Rfe1
a5 23.a4 Rb8 24.Qd3 Rd8 25.Qe2 Qd7 26.h4 Qd6 27.h5 g5 28.Qe3 (28.Qg4) Ke8
29.Qh3 Kd7 30.d5 cxd5 31.Bxd5 Kc7 32.Bxe6 Rxe6 33.Rxe6 Nxe6 34.Rxe6 Qc5+
35.Kh2 Kb8 36.Qe3 Qxe3 37.Rxe3 Rh8 38.g4 g6 39.Rh3 gxh5 40.Rxh5 Re8 41.Rh6 Re6
42.Kg3 Kc7 43.Kf3 Kd6 44.Rh2 Kc5 45.b3 (45.b4+ axb4 46.cxb4+ Kxb4 47.Rb2+) Re1
46.Re2 Rb1 47.Re6 Rxb3 48.Rxf6 Rxc3+ 49.Ke2 Kb4 50.Rb6+ Kxa4 51.Rxb7 Rg3
52.Kd2 Rxg4 53.Kc3 Rf4 54.Rg7 Rf5 55.Kc4 Ka3 56.Rb7 a4 57.Kc3 Rc5+ 58.Kd4 Rc1
59.Kd3 Ka2 60.Rb5 Rg1 61.Kc2 a3 62.Rb4 Ka1 63.Rb3 a2 64.Rb4 g4 65.Kd2 g3 0-1

[Event "SPS Cup"]
[Site "Helsinki FIN"]
[Date "2001.10.11"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "?"]
[Result "1-0"]
[Board "3"]
[WhiteTeam "Nokia"]
[BlackTeam "?"]
[TimeControl "300"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 e6 5.f3 exf3 6.Nxf3 Nf6 7.O-O Be7 8.Bd3 O-O
9.Qe1 Nbd7 10.Qh4 b6 11.Bg5 g6 12.Ne5 Bb7?? 13.Nxd7 Qxd7 14.Rxf6 Rad8 15.Ne2
c5 16.Rf4 Bxg5 17.Qxg5 cxd4 18.Qf6 Qd5 19.Be4 Qc5 20.Bxb7 d3+ 21.Nd4 e5 22.b4!
Qc3 23.Nc6 Qxa1+ 24.Rf1 Qc3 25.Ne7# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2002.01.02"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Rantanen, Matti"]
[Result "1-0"]
[TimeControl "180+2"]

1.d4 c6 2.e4 d5 3.Nc3 b5 4.a3 dxe4 5.f3 exf3 6.Nxf3 Nf6 7.Bg5 e6 8.Bd3 Be7
9.O-O Nbd7 10.Qe1 O-O 11.Qh4 h6? 12.Bxh6 gxh6 13.Qxh6 Re8 14.Ng5 Nf8 15.Ne2
(15.Rf4) Ng4? 16.Bh7+ Kh8 17.Nxf7# 1-0

[Event "SPS Firm League"]
[Site "Helsinki FIN"]
[Date "2002.02.26"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Vihinen, Teemu"]
[Result "1-0"]
[Stage "Final"]
[WhiteTeam "Nokia"]
[BlackTeam "SanomaWSOY"]
[BlackElo "2168"]
[TimeControl "900"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Bf5 5.f3 exf3 6.Nxf3 Nf6 7.O-O e6 8.Ne5 Nbd7?
9.Rxf5 exf5 10.Nxf7 Qb6 11.Qe2+ Be7 12.Nxh8 O-O-O 13.Nf7 Re8 14.Be3 Qxb2
15.Qe1 Bf8 (15...Bb4 16.Rb1 Qxc3 17.Qxc3 Bxc3 18.Nd6+) 16.Rb1 Qxc2 17.Rc1 Qb2
18.Nb5! Kb8 19.Qg3+ Ne5 20.Nxe5 Nh5 21.Nd7+ 1-0

[Event "TietoEnator Tournament"]
[Site "Espoo FIN"]
[Date "2002.05.24"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Taivalsaari, Hannu"]
[Result "1-0"]
[TimeControl "300"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nd7 5.f3 exf3 6.Nxf3 e6 7.O-O Ngf6 8.Ng5 Be7
9.Bxe6 fxe6 10.Nxe6 Qa5 11.d5! Qb6+ 12.Kh1 Ne5 13.Nxg7+ Kd8 14.Qe2 Ng6 15.d6
Bxd6 16.Rxf6 Qd4 17.Ne4 Be5 18.Bg5 (18.Rf7) Bxf6?? 19.Bxf6+ Kc7 20.Bxd4 1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2002.06.16"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Järvinen, Seppo"]
[Result "0-1"]
[Stage "Final"]
[TimeControl "1800"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bc4 e6 7.O-O b5 8.Bd3 Be7
9.Qe1 Nbd7 10.Qg3 g6 11.Be3 Bb7 12.Ng5 O-O 13.Nxe6? fxe6 14.Bxg6 Kh8 15.Qh3
Rg8 16.Bf7 c5 17.Bxg8 Qxg8 18.Rf4 b4 19.Ne2 Qg6 20.Raf1 Rg8 21.g3 Qxc2 22.Qxe6
Qxe2 23.R4f2 Qg4 24.Qxe7 Qh3 (24...Re8) 25.Bf4 Re8 26.Qf7 Qe6 27.Qxe6 Rxe6
28.Be5 Nxe5 29.dxe5 Nd7 30.Rf7 Bc6 31.Rd1 Rxe5 32.Rdxd7 Bxd7 33.Rxd7 c4 34.Rc7
Re4 35.Kf2 a5 36.Kf3 Rd4 37.Ke3 Rg4 38.Kf3 Rd4 39.Ke3 Rd3+ 40.Ke4? Rd2 41.Rxc4
Rxh2 42.a3 Rxb2 43.axb4 Rxb4 44.Rxb4 axb4 45.Kd4 Kg7 {no more moves recorded}
0-1

[Event "Helsinki Blitz Team Ch"]
[Site "Helsinki FIN"]
[Date "2002.10.14"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Pulkkinen, Kari"]
[Result "1-0"]
[Section "M"]
[Board "1"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Matinkylän Shakkikerho"]
[WhiteElo "2122"]
[BlackElo "2428"]
[BlackTitle "FM"]
[TimeControl "180+2"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Nbd7 8.Bg5 Be7
9.Qe1 Nd5 10.Bxe7 Qxe7 11.Bxd5 cxd5 12.Qg3 O-O 13.Rae1 Nf6 14.Re5 Bd7 15.Rfe1
Rac8 16.Rg5 g6 17.Ne5 Rxc3 18.bxc3 Ne4 19.Rxe4 dxe4 20.Rg4 Rc8 21.Rxe4 Be8
22.h4 Qa3 23.Re3 Qc1+ 24.Kh2 Qxc2 25.h5 Qf5 26.hxg6 hxg6 27.Rf3 Qh5+ 28.Kg1
Rd8 29.Qf4 Qf5 30.Qh6 Qb1+? 31.Kh2 f6 32.Rxf6 Bc6 33.Rxg6+ 1-0

[Event "Lauttasaari Christmas Tournament"]
[Site "Helsinki FIN"]
[Date "2002.12.18"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Lehto, Arto"]
[Result "1-0"]
[TimeControl "180+2"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.O-O e6 8.Ne5 Bxc2
9.Nxf7 Kxf7 10.Bxe6+ Kxe6 11.Qxc2 Qxd4+ 12.Kh1 Bd6 13.Qb3+ Nd5 14.Qxb7 Nd7
15.Bg5 Nxc3 16.bxc3 Qb6 17.Rae1+ Ne5? 18.Qf7# 1-0

[Event "Lauttasaari Ch"]
[Site "Helsinki FIN"]
[Date "2003.05.15"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Joutsivuo, Timo"]
[Result "0-1"]
[TimeControl "40/5400:1800"]

1.d4 Nf6 2.Nc3 d5 3.e4 c6 4.f3 dxe4 5.Be3 Qb6 6.Qd2 exf3 7.Nxf3 Nd5 8.Nxd5
cxd5 9.c4 e6 10.c5 Qd8 11.Rc1 Nc6 12.b4 a6 13.Bf4?! Be7 14.Bd3 Bh4+ 15.g3
(15.Nxh4) Bf6 16.Bb1 O-O 17.O-O Nxd4!? 18.Nxd4 e5 19.Qd3 g6 20.Bh6 exd4
21.Bxf8 Kxf8 22.Qf3 (22.c6) Kg7 23.c6 bxc6 24.Rxc6 Be6 25.Qf2 Be5 26.Bd3 Qe7
27.Re1 (27.Qb2) f6 28.Qe2? h5 29.Bxa6 Bg4 30.Qd3 Bf5 31.Qf1 Qxb4 32.Rd1 Qa4
33.Rb6 Qxa2 34.Bd3 Be4 35.Rb7+ Kh6 36.Re1 Qd2 37.Bxe4 dxe4 38.Re2 Qd3 39.Re7
Qf3 40.Rf2 Qe3 41.Kh1 d3 42.Rxe5 fxe5 43.Rf8 Qe2 44.Qxe2 dxe2 0-1

[Event "Seurasaari Tournament"]
[Site "Helsinki FIN"]
[Date "2004.08.04"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Rantanen, Matti"]
[Result "1-0"]
[TimeControl "300"]

1.d4 c6 2.e4 d5 3.Nc3 dxe4 4.Be3 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.Bc4 e6 8.O-O Be7
9.Ne5 O-O 10.g4 Bg6 11.h4 Ne4?? 12.Nxg6 Nxc3 13.Nxe7+ Qxe7 14.bxc3 Qxh4 15.Qf3
Nd7 16.Rf2 Nb6 17.Rh2 Qe7 18.Qh3 h6 19.Bxh6 Qf6 20.Bg5 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2007.04.14"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Suominen, Antti"]
[Result "1-0"]
[TimeControl "300"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.O-O e6 8.Ne5 Bg6
9.Bg5 c5? 10.Bxf6 (10.Bb5+ Ke7 11.Qf3 {+-}) gxf6 11.Bb5+ Ke7 12.Nxg6+ fxg6
13.d5 e5 14.Ne4 (14.d6+!) Bg7 15.d6+ Kf7 16.Qd5+ Kf8 17.Ng5 1-0

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "2008.11.08"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Tuokko, Antti"]
[Result "1-0"]
[Section "II division"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Karjaan Ura"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 d5 3.e4 dxe4 4.f3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.O-O e6 8.Ne5 Bg6
(8...Bxc2!) 9.Be3 Nbd7 10.Nxg6 hxg6 11.Qf3 Qc7 12.g3 O-O-O 13.Ne2 Bd6 14.a3
Kb8 15.b4 Nf8 16.a4 e5 17.dxe5 Bxe5 18.Rab1 Ka8 19.a5 Ne6 20.c3 Rd7 21.a6 b6
22.b5 Rd6 23.Bxe6 Rxe6 24.c4 Bd6 25.Bd4 (25.Nd4! Rxe3 26.Qxe3 Bc5 27.Rfd1)
Rhe8 26.Nc3 Be5 27.Bxe5 Qxe5 28.Rbd1 Qc5+ 29.Kh1 (29.Rf2!) Re3?? (29...Qxc4!
{-/+}) 30.Qxc6+ Qxc6+ 31.bxc6 Rxc3? (31...Kb8 32.Nb5 {+/-}) 32.c7 Rb8 33.Rd8
Nd7 34.Rxb8+ Nxb8 35.c8=Q 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2009.04.22"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Kohvakka, Raimo"]
[Result "1-0"]
[TimeControl "600"]

1.d4 c6 2.e4 d5 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Be7 8.Ne5 Nbd7
9.Qe2 O-O 10.Nxf7 Rxf7 (10...Kxf7!) 11.Qxe6 Qf8 12.g4 Nb6 13.Qxf7+ Qxf7
14.Bxf7+ Kxf7 15.g5 Be6 16.gxf6 Bxf6 17.Ne4 Bc4 18.Rf2 Re8? 19.Nd6+ Kf8
20.Nxe8 Kxe8 21.c3 {no more moves recorded} 1-0

[Event "Finland Rapid Team Ch"]
[Site "Espoo FIN"]
[Date "2009.05.24"]
[Round "4"]
[White "Heikkinen, Jyrki"]
[Black "Kohvakka, Raimo"]
[Result "1/2-1/2"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Leppävaaran Sisu"]
[TimeControl "1200+10"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.O-O e6 8.Ne5 Bg6
9.Ne2 Nbd7 10.Nxg6 hxg6 11.Nf4 Qc7 12.g3 O-O-O 13.c3 Nb6 14.Bd3 Bd6 15.a4 Nbd5
16.Nxd5 exd5 17.Bf4 Bxf4 18.Rxf4 Rde8 1/2-1/2

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2009.05.27"]
[Round "2"]
[White "Heikkinen, Jyrki"]
[Black "Sobenin, Evgeny"]
[Result "1-0"]
[Stage "Semi-Final"]
[TimeControl "1800"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Be7 8.Qe1 O-O
9.Bd3 Nd5 10.Qe4 f5 11.Qe2 Nxc3 12.bxc3 Bf6 13.Ba3 Re8 14.Rae1 Kf7 15.Bc4
(15.Nh4!! g6 (15...Bxh4 16.Qh5+ Kg8 17.Bxf5) 16.Nxf5 gxf5 17.Rxf5 exf5 18.Qh5+
Kg7 19.Rxe8) b5 16.Bd3 (16.Bb3! a5 17.Ne5+ Bxe5 18.Qxe5 g6 (18...a4 19.Qxf5+
Kg8 20.Qf7+ Kh8 21.Bf8!) 19.g4 Qg5 20.d5 Qxg4+ 21.Kh1 cxd5 22.Bxd5) Na6
17.Ne5+ Bxe5 18.Qxe5 g6 19.Rf3 Qd5 20.Qf4 (20.Qxd5 exd5 21.Rxe8 Kxe8 22.Re3+
Kd8 (22...Kf7 23.Re7+ Kg8 24.Bc1) 23.Rh3) Bb7 21.Rh3 h5 22.Rg3 Rg8 23.Bd6
(23.c4 Qd7 24.d5 cxd5 25.cxb5 Nc7 26.Bc5) g5 24.Rxg5 Rxg5 25.Qxg5 Qxd6 26.Bxf5
exf5 27.Qxf5+ Kg7 28.Re6 (28.Qg5+! Kf8 29.Rf1+ Ke8 30.Qg8+ Kd7 31.Rf7+ Qe7
32.Rxe7+ Kxe7 33.Qg7+ Kd6 34.Qxb7) Qxe6 29.Qxe6 Rf8 30.Qe5+ Kg6 31.Qg3+ Kh6
32.Qd6+ Kg7 33.h3 Rf6 34.Qe7+ Rf7 35.Qg5 Kf8 36.Qxh5 Nc7 37.Qh8+ Ke7 38.Qe5+
Ne6 39.h4 Rg7 40.Qb8 Kf6 41.h5 Kg5 42.Qh8 (42.Qe5+ Kh6 43.Qxe6+) Kh4 43.h6
(43.Qxg7 Nxg7 44.h6) Rg6 44.h7 c5 45.d5 Bxd5 46.Qe5 Rxg2+ 47.Kf1 Rg5 48.h8=Q+
Kg4 49.Qe3 Nf4 50.Qh2 Rh5 51.Qeg3+ (51.Qexf4#) 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2010.04.06"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Swamy, Prasanna"]
[Result "1-0"]
[TimeControl "600+5"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 e6 5.f3 exf3 6.Nxf3 Nf6 7.O-O Be7 8.Bd3 O-O
9.Qe1 c5 10.Qh4 Nbd7 11.Bg5 cxd4? 12.Nxd4 (12.Bxh7+) h6 13.Bxh6 gxh6 14.Qxh6
Qb6 (14...Ne5 15.Rxf6) 15.Rf4 e5 16.Rg4+ 1-0

[Event "Friendly Match"]
[Site "-"]
[Date "2010.04.25"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "De Smet, Karl"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Belgium Team"]
[WhiteElo "2062"]
[BlackICCF "2197"]
[Result "0-1"]
[Mode "ICS"]

1.d4 Nf6 2.Nc3 d5 3.e4 dxe4 4.f3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.O-O e6 8.Ne5 Bg6
9.Bg5 Nbd7 10.Qe2 Nxe5 11.dxe5 Qd4+ 12.Kh1 Bh5 (12...Nd7? 13.Rad1 Qxe5 14.Qd2
Qc7 15.Nb5! {+/-}) 13.Rf3? (13.Qe1) Bxf3 14.gxf3 Nd5 15.Bxd5 exd5 16.Nb5 Qxb2
17.Nd6+ Kd7 (17...Bxd6?? 18.exd6+ Kf8 19.Re1 h6 20.d7 {+/-}) 18.Re1 f6 19.e6+
Kxd6 20.e7 Re8 21.Bf4+ Kc5 22.Qf2+ d4 23.exf8=Q+ Rhxf8 24.Rd1 Rf7 25.Bc1 Qc3
26.Bd2 Qc4 27.c3 Qd3 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2011.03.30"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Maltez, Nuno"]
[Result "1-0"]
[TimeControl "600+5"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.Ne5 e6 8.g4 Bg6
9.g5 Nfd7 10.Nxg6 hxg6 11.Be3 Be7 12.Qg4 Nb6 13.Bd3 N8d7 14.O-O-O Nd5 15.Nxd5
cxd5 16.Rdf1 Qb6 17.Qf4 Rf8 18.Rf3 Bd6 19.Qg4 O-O-O 20.h4 Kb8 21.Rhf1 Qa5
22.Kb1 f5 (22...e5) 23.gxf6 gxf6 24.Qxe6 Bc7 25.Bxg6 Nb6 26.Rxf6 Rxf6 27.Qxf6
Nc4 28.Bc1 a6 29.h5 Rd6 30.Qf8+ Ka7 31.Bd3 Rb6 32.Qc5 1-0

[Event "Helsinki Rapid Team Ch"]
[Site "Helsinki FIN"]
[Date "2011.04.05"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Ristoja, Samu"]
[Result "0-1"]
[Section "A"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Shakkikerho Garde"]
[WhiteElo "2063"]
[BlackElo "2053"]
[TimeControl "900"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bc4 e6 7.O-O Be7 8.Qe1 b5
9.Bd3 Nbd7 10.Ne5 Bb7 11.Qg3 Qb6 12.Be3 Rf8 13.d5 (13.Nxd7 Kxd7 14.d5) Bc5
14.Bxc5 (14.dxc6) Qxc5+ 15.Kh1 cxd5 16.Bxb5 O-O-O 17.Nd3 (17.Bxd7+! Nxd7
18.Nxf7) Qc7 18.Qh3 Nc5 19.Nxc5 Qxc5 20.b4 Qxb4 21.Rab1 Qg4 22.Qd3 d4??
(22...Rd6) 23.Ba6?? (23.Qc4+ Kb8 24.Bc6 Rd7 25.Bxb7 {+-}) Qxg2# 0-1

[Event "Nokia Correspondence Tournament"]
[Site "?"]
[Date "2011.04.07"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Nalam, Prudhvi"]
[Result "1-0"]
[EventDate "2011.03.03"]
[Mode "ICS"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.O-O e6 8.Ng5 Bg6
9.Ne2 Bd6 10.Nf4 Bxf4 11.Bxf4 Ne4 12.Nf3 Nd7 13.Qe1 Nb6 14.Bd3 Qd5 15.b3
O-O-O?? 16.c4 Qf5 17.Nh4 Qh5 18.Be2 1-0

[Event "Lauttasaari Ch"]
[Site "Helsinki FIN"]
[Date "2011.05.10"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Lehtinen, Tero"]
[Result "1-0"]
[TimeControl "40/5400:1200+30"]

1.d4 c6 2.e4 d5 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.Ne5 e6 8.g4 Bg6
(8...Nfd7! 9.gxf5 Nxe5 10.Be2) 9.Be3 Nbd7 10.Nxg6 hxg6 11.Qf3 Be7 (11...Nb6
12.Bb3 a5 {=/+}) (11...Bb4 12.O-O Qc7 13.h3 O-O-O {-/+}) 12.Rf1 O-O 13.O-O-O
Qc7 14.h4 Nd5 15.Bxd5 cxd5 16.g5 Rac8 17.h5 Bb4 (17...b5? 18.Qh3 {+/-}) 18.Bd2
b5 (18...Nb6 19.Qh3 Bxc3 20.Bxc3 Qe7 {+/=}) 19.Qh3 Rfe8?? 20.Rf3 (20.hxg6!
fxg6 21.Rf3 {+-}) gxh5 21.Qxh5 g6 22.Qh3 Bf8 23.Rh1 Bg7 24.Qh7+ Kf8 25.Qxg6
Nf6 26.Qxg7+! Kxg7 27.gxf6+ Kg6 28.Rh6# 1-0

[Event "Seurasaari Tournament"]
[Site "Helsinki FIN"]
[Date "2011.08.04"]
[Round "8"]
[White "Heikkinen, Jyrki"]
[Black "Lehtinen, Tero"]
[Result "1-0"]
[TimeControl "300"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Bf5 7.Ne5 e6 8.g4 Nfd7
9.Nxf7?? Qh4+ 10.Kd2 Qf2+? (10...Bxg4 11.Qf1 Bh3 {-+}) 11.Ne2 Kxf7??
(11...Nb6) 12.gxf5 Bd6? 13.fxe6+ Ke7 14.Rf1 Bf4+ 15.Kc3 Qxh2 16.Bxf4 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2012.02.29"]
[Round "2"]
[White "Heikkinen, Jyrki"]
[Black "Kohvakka, Raimo"]
[Result "0-1"]
[TimeControl "600+5"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.Ne5 Bg6 8.h4 e6
9.h5 Be4 10.Nxe4 Nxe4 11.O-O Nd6 12.Nxf7! Nxf7 13.Bxe6 Ng5 14.Bb3 (14.Bc8! Nd7
15.Bxb7 {+-}) h6 15.Qd3 Qb6 16.Qg6+ Kd8 17.Rxf8+?? (17.Bxg5+ hxg5 18.Qxg5+ Kc7
19.Qe5+ Bd6 20.Rf7+ Nd7 21.Rxd7+! Kxd7 22.Qxg7+ Be7 23.Be6+! {+-}) Rxf8
18.Qd6+ Nd7 {no more moves recorded} 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2015.09.09"]
[Round "-"]
[White "Heikkinen, Jyrki"]
[Black "Kähkönen, Antti"]
[Result "1-0"]
[TimeControl "720+6"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 Nbd7 7.O-O Nb6 8.Bb3 g6
9.Ne5 Nbd5?? 10.Nxd5 cxd5 11.Ba4+ Bd7 12.Bxd7+ Nxd7 13.Nxf7 1-0

[Event "Finland Blitz Team Ch"]
[Site "Pori FIN"]
[Date "2017.08.06"]
[Round "4"]
[White "Heikkinen, Jyrki"]
[Black "Kivi, Jouni"]
[Result "1-0"]
[Board "3"]
[WhiteTeam "Lauttasaaren Suomalainen Shakkikerho 2"]
[BlackTeam "Hämeenlinnan Shakkikerho"]
[WhiteElo "2020"]
[BlackElo "1964"]
[TimeControl "300"]

1.d4 Nf6 2.f3 d5 3.e4 dxe4 4.Nc3 c6 5.Be3 exf3 6.Nxf3 e6 7.Bd3 Be7 8.O-O Nbd7
9.Qe2 Nb6 10.Ne5 Nbd5 11.Rae1 Nxe3 12.Qxe3 c5? 13.Bb5+ Bd7?? 14.Bxd7+ Nxd7
15.Nxf7 cxd4 16.Qxe6 Qb6 17.Qxe7# 1-0

[Event "Finland Team Ch"]
[Site "Lahti FIN"]
[Date "2018.02.03"]
[Round "8"]
[White "Heikkinen, Jyrki"]
[Black "Hagelberg, Lauri"]
[Result "1/2-1/2"]
[Section "I Division:B"]
[Board "3"]
[WhiteTeam "Lauttasaaren Suomalainen Shakkikerho"]
[BlackTeam "Lahden Shakki"]
[WhiteElo "2050"]
[BlackElo "2053"]
[TimeControl "40/6600:1800+30"]

1.d4 Nf6 2.f3 d5 3.e4 dxe4 4.Nc3 exf3 5.Nxf3 c6 6.Bc4 Bf5 7.Ne5 e6 8.O-O Bg6
9.Be3 Bd6 10.Qf3 Qc7 11.Rae1 (11.Bh6!?) O-O 12.Nxg6 hxg6 13.Qh3 b5 14.Rxf6
gxf6 15.Ne4 Qe7 (15...bxc4?? 16.Nxf6+ Kg7 17.Bh6+ Kxf6 18.Qh4+ Kf5 19.g4#)
16.Rf1 Nd7 17.Nxf6+?? (17.Rf3 bxc4 18.Qh6 f5 19.Rh3 f6 20.Nxd6 {=}) Qxf6?
(17...Nxf6 18.Bg5 Be5 {-+}) 18.Rxf6 Nxf6 19.Bd3 Rfe8 20.Qh4 Nd5 21.Bd2 Rad8
22.Be4 Be7 23.Qg3 Bd6 24.Qf2 Be7 25.h4 Kg7 26.h5 (26.Bh6+!? Kxh6 27.Qxf7 Rg8
28.Bxd5) f5?? 27.Bxd5 exd5 28.Qg3 Rd6 29.Bf4? (29.Qe5+ Kf7 30.h6 {+-}) Re6
30.Be5+ Kf7 31.hxg6+ Rxg6 32.Qh3 Ke6 33.Kf1 Reg8 34.Qe3 Kd7 35.Qf3 Ke6 36.Qe3
Kd7 37.Qf3 Ke6 38.Qe3 1/2-1/2

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2018.03.06"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Niemelä, Mika"]
[Result "1-0"]
[TimeControl "960+8"]

1.d4 d5 2.e4 c6 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Be7 8.Bd3 h6
9.Qe1 Nd5 10.Qg3 Bf6? 11.Ne4 Nd7 12.c3 (12.c4 Ne7 13.Nd6+ Kf8 14.Ne5) Qc7
13.Nxf6+ gxf6 14.Qg7 Rf8 15.Bxh6 b5 16.Ne5!? (16.Rae1 Bb7 17.Ng5!) Nxe5??
(16...fxe5 17.Rxf7! (17.Bg6? Nf4) Rxf7 18.Bg6 N7f6 19.Qf8+ Kd7 20.Qxf7+ Kd8
21.Qf8+ Kd7 22.Rf1 {+/-}) 17.Qxf8+ Kd7 18.dxe5 Bb7 19.Qxf7+ Ne7 20.exf6 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2018.07.25"]
[Round "9"]
[White "Heikkinen, Jyrki"]
[Black "Kauppinen, Janne"]
[Result "1-0"]
[TimeControl "300"]

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3 5.Nxf3 c6 6.Bd3 Bg4 7.O-O e6 8.Bg5 Be7
9.Qd2 Nbd7 10.Qf2 Bxf3 11.Qxf3 O-O 12.Rae1 Nd5? 13.Qh3 g6 14.Bh6 Re8? 15.Rxf7
Nxc3 16.Qxe6 Bb4 17.Rf8#

[Event "Seurasaari Tournament"]
[Site "Helsinki FIN"]
[Date "2018.08.01"]
[Round "12"]
[White "Heikkinen, Jyrki"]
[Black "Mannberg, Henry"]
[Result "1-0"]
[TimeControl "300"]

1.d4 Nf6 2.f3 d5 3.e4 dxe4 4.Nc3 exf3 5.Nxf3 c6 6.Bd3 Bg4 7.O-O e6 8.h3 Bh5
9.Qe1 Be7 10.Kh1 Nbd7 11.Ne5 Qb6 12.g4 Bg6 13.g5 Nh5 14.Bxg6 hxg6 15.Nxf7 Rf8?
(15...O-O) 16.Qxe6 Ng3+ 17.Kg2 Nxf1 18.Nd6+ (18.Ne4! Rxf7 19.Nd6+ Kd8 20.Nxf7+
Ke8 21.Nd6+ Kd8 22.Bf4) Kd8 19.Nf7+ Kc8? 20.Qxe7 Qxd4 21.Nd6+ Kc7?? 22.Ncb5+
cxb5 23.Nxb5+ Kb6 24.Nxd4 Rad8 25.Qd6+ Ka5 26.Nb3+ Kb5 27.c4+ (27.a4+ Kc4
28.Qd4#) Kxc4 28.Bd2 Nxd2 29.Rc1+ Kb5 30.Qxd2 Ne5 31.Qa5# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2022.01.05"]
[Round "1"]
[White "Heikkinen, Jyrki"]
[Black "Deschamps, Liam"]
[Result "1-0"]
[TimeControl "180+2"]

1.d4 c6 2.e4 d5 3.Nc3 dxe4 4.Bc4 Nf6 5.f3 exf3 6.Nxf3 e6 7.O-O Be7 8.Qe1 O-O
9.Bd3 Nbd7 10.Qh4 h6? 11.Bxh6 Nh7 12.Bxh7+ Kxh7 13.Bg5+ Kg8 14.Bxe7 Qe8 15.Ng5
1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2022.04.04"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Kauppinen, Janne"]
[Result "1-0"]
[TimeControl "720+6"]

1.d4 Nf6 2.f3 d5 3.e4 dxe4 4.Nc3 c6 5.Bc4 e6 6.Bg5 Be7 7.Qd2 exf3 8.Nxf3 Nd5
9.O-O O-O 10.Rad1 Bxg5 11.Nxg5 h6 12.Nf3 Nd7 13.a3 b5 14.Bd3 Nxc3 15.Qxc3 Bb7
16.Qe1 Rc8 17.c3 a5 18.Nh4 Nf6 19.Rxf6? Qxf6 20.Qe4 g6 21.Rf1 Qg7 22.Rf3 Rce8
23.Rg3 g5 24.Nf3 f5 25.Qe1 Kh8 (25...f4) 26.Qd2 f4 27.Rg4 Bc8? (27...e5)
28.Ne5 Rf6 29.h4 Kg8 30.Qe2 (30.hxg5 hxg5 31.Nf3) Kf8 31.Qe4 Qc7?? 32.hxg5
hxg5 33.Rxg5 Re7 34.Ng6+ Rxg6 35.Qxg6 Rg7 36.Qf6+ Kg8 37.Bg6 Qe7 38.Qxe7
(38.Qxf4) Rxe7 39.Be8+ Kf8 40.Bxc6 b4 41.axb4 axb4 42.Bb5 (42.cxb4) bxc3
43.bxc3 Bb7 44.Kf2 Rf7 45.c4 f3 46.g4 Rf4 47.d5 exd5 48.cxd5 Bc8 49.Kg3 Rf6
50.Re5 Kg7?? 51.Re7+ Kh6 52.Bd3 f2 53.Rh7+ Kg5 54.Rh5# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2023.07.19"]
[Round "4"]
[White "Heikkinen, Jyrki"]
[Black "Kinnunen, Matti"]
[Result "1-0"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 d5 3.e4 dxe4 4.f3 c6 5.Bf4 exf3 6.Nxf3 e6 7.Bd3 Bd6 8.Bg5 Nbd7
9.O-O O-O 10.Qe1 Be7 11.Qh4 Re8 12.Ne5 h6?? 13.Bxh6 gxh6 14.Nxf7 Kxf7 15.Qh5+
Kf8 16.Qxh6+ (16.Qxh6+ Kg8 17.Bh7+! Nxh7 (17...Kh8 18.Bf5+ Kg8 19.Bxe6#)
(17...Kf7 18.Qg6+ Kf8 19.Qg8#) 18.Qg6+ Kh8 19.Rf7) 1-0
