[Event "Ruth Cup"]
[Site "Jyväskylä FIN"]
[Date "1985.09.25"]
[Round "1"]
[White "Saari, Veli-Matti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]

1.e4 d5 2.e5 e6 3.d4 c5 4.Nf3 Nc6 5.Bb5 a6 6.Bd3 cxd4 7.c3 dxc3 8.bxc3 Qc7
9.Bf4 f6 10.Qe2 fxe5 (10...g5! 11.Bg3 g4) 11.Bxe5 Nxe5 12.Nxe5 Nf6 13.O-O Bd6
14.Nf3 O-O 15.g3? e5 16.Bc2 Bg4 17.Nbd2 e4 18.Nxe4 dxe4 19.Bxe4 Nxe4 20.Qxe4
Bxf3 21.Qe6+ Kh8 22.c4 Rf6 23.Qe1 Qd7 0-1

[Event "Kalakukko Tournament"]
[Site "Kuopio FIN"]
[Date "1986.04.26"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Räty, Risto"]
[Result "1-0"]
[WhiteElo "1528"]
[BlackElo "1741"]
[TimeControl "40/5400:900"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Qc7 7.Nf3 Ne7 8.a4 O-O
9.h4 Nbc6 10.Bd3 h6 11.g4 cxd4 12.cxd4 Nxd4 13.Nxd4 Qc3+ 14.Bd2 Qxd4 15.f4 f6
16.exf6 Rxf6 17.g5 hxg5? (17...Rf7) 18.hxg5 Rxf4?? 19.Bxf4 Qxf4 20.Bh7+ Kh8
21.Qh5 Qe3+ 22.Kd1 Qd4+ 23.Bd3+ Kg8 24.Qe8# 1-0

[Event "Kalakukko Tournament"]
[Site "Kuopio FIN"]
[Date "1986.04.27"]
[Round "4"]
[White "Kovalainen, Markus"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[WhiteElo "1688"]
[BlackElo "1528"]
[TimeControl "40/5400:900"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.f4 f6 6.Qh5+ g6 7.Qd1 fxe5 8.fxe5 cxd4
9.Nf3 dxc3 10.Nxc3 a6 11.Be3 b5 12.Be2 Nge7 13.O-O Nf5 14.Bf2 Bg7 15.Nxb5?
axb5 16.Bxb5 Bd7 17.Qe2 O-O 18.h4 Re8 19.a4 Qb8 20.g4 Nh6 21.g5 Nf5 22.Rae1
Qb7 23.h5 gxh5 24.Kg2 d4 25.Kh3 Na7 26.Bd3 Bc6 27.Bxd4?? Bxf3 28.Rxf3 Nxd4
29.Rf8+ Rxf8 30.Qxh5 Qf3+ 31.Qxf3 Rxf3+ 32.Kg4 Rxd3 33.b4 Nac6 34.b5 Rxa4
35.Rb1 Nxb5+ 36.Kh5 Rh3# 0-1

[Event "Finland School Team Ch"]
[Site "Kuopio FIN"]
[Date "1986.05.03"]
[Round "3"]
[White "Kanerva, Anssi"]
[Black "Heikkinen, Jyrki"]
[Result "1/2-1/2"]
[Board "3"]
[WhiteTeam "Sotungin lukio"]
[BlackTeam "Jyväskylän Lyseon lukio"]
[TimeControl "40/4800:600"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.c3 Nc6 5.Ngf3 Nf6 6.e5 Nd7 7.Be2 f6 8.exf6 Nxf6
9.Nf1 Bd6 10.Bg5 O-O 11.Ng3 Qb6 12.Bxf6 Rxf6 13.Rb1 cxd4 14.Bd3 h6 (14...e5)
15.Nh5 Rf7 16.Bg6 Re7 17.O-O e5 18.cxd4 e4 19.Nh4 Nxd4 20.Ng3 Be5 21.Nhf5 Bxf5
22.Nxf5 Rd7 23.Qg4 Nxf5 24.Bxf5 Rd6 25.b3 Rf8 26.Rbc1 Rdf6 27.Rc8 e3 28.Rxf8+
Kxf8 29.fxe3 Qxe3+ 30.Kh1 g6 31.Qb4+ Kg7 (31...Bd6 {-+}) 32.Bd3 (32.Re1) Rxf1+
33.Bxf1 h5 34.Qe7+ Kh6 35.Qf8+ Bg7 36.Qf3 d4 37.Qxe3+ dxe3 38.g3 Bd4 39.Kg2 g5
40.Kf3 Kg6 41.h3 Kf6 42.g4 h4 43.Ke4 Bb6 44.Bc4 a6 45.a4 Ba7 46.Bd3 Ke6 47.Be2
1/2-1/2

[Event "Casual Game"]
[Site "Jyväskylä FIN"]
[Date "1986.??.??"]
[Round "-"]
[White "Vesterinen, Mika"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.Nf3 f6 6.Bf4 Be7 7.g3 O-O 8.Bg2 fxe5
9.dxe5 c5 10.Ne2 Nc6 11.O-O? g5! 12.Be3 Ncxe5 13.Nxe5 Nxe5 14.c3 b6 15.b3 Ba6
16.c4 dxc4!! 17.Bxa8 Qxa8 18.Nc3 Qc6 19.f3 cxb3 20.Rf2 Nd3 21.Rd2 b2 22.Rb1 c4
23.Rbxb2 Rxf3! 24.Rxd3 cxd3 25.Bf2 Bb7 0-1

[Event "Casual Game"]
[Site "Tampere FIN"]
[Date "1988.??.??"]
[Round "-"]
[White "Psion Chess"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[WhiteType "program"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Nc6 6.Ngf3 a6 7.Bxc6+ bxc6 8.O-O
Nf6 9.Re1+ Be6 10.Qe2 Be7 11.dxc5 Bxc5 12.Ng5 O-O 13.Nxe6 fxe6 14.Qxe6+ Kh8
15.Qxc6 Rc8 16.Qa4 Bxf2+!! 17.Kxf2 Qb6+ 18.Ke2 Rce8+ 19.Kd1 Rxe1+ 20.Kxe1 Re8+
21.Kf1 Qe3 22.Qh4? Ng4! 23.Nf3 Qe2+ 24.Kg1 Qd1+ 25.Ne1 Qxe1+ 26.Qxe1 Rxe1# 0-1

[Event "Casual Game"]
[Site "Espoo FIN"]
[Date "1990.??.??"]
[Round "-"]
[White "Heikkinen, Jyrki"]
[Black "Kuru, Lauri"]
[Result "1-0"]
[TimeControl "-"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.c3 Qb6 6.Bd3 cxd4 7.cxd4 Nh6 8.Bxh6 Qxb2
9.Nbd2 gxh6 10.O-O Nxd4 11.Qa4+ Nc6 12.Rfc1 Qb6 13.Rab1 Qc7 14.Nd4 Bd7 15.Nxc6
Bxc6 16.Rxb7! Qxb7 17.Rxc6 Ke7 18.Ba6 Qd7 19.Qh4+ Ke8 20.Bb5 Rb8 21.Rxe6+ fxe6
22.Bxd7+ Kxd7 23.Qa4+ Kc8? 24.Qc6+ Kd8 25.Qxe6 Be7 26.Qxd5+ Ke8 27.e6 Rb6
28.Kf1 Rg8 29.Qa8+ Bd8 30.Qxa7 Rxe6 31.Qxh7 Rf8 32.Ne4 Ba5 33.Qb7 Bb6 34.Qc8+
Ke7 35.Qb7+ Kd8 36.f3 Rf5 37.a4 Ra5 38.Qf7! Ree5 39.Nf6 Ra7 40.Qg8+ Kc7
41.Nd5+ Rxd5 42.Qxd5 Rxa4 43.Qf7+ Kc6 44.Qe8+ 1-0

[Event "Hervanta Tournament"]
[Site "Tampere FIN"]
[Date "1991.01.11"]
[Round "1"]
[White "Lehtinen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[Section "C"]
[TimeControl "40/5400:1800"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Nf3 Bd7 6.a3 Bxc3+ 7.bxc3 Qa5 8.Bd2 c4
9.Qb1 Nc6 10.Be2 Nge7 11.O-O O-O 12.Qb2 b5 13.Bg5 Ng6 14.Nh4 Nxh4 15.Bxh4 Rab8
16.f4 Qc7 17.Qc1 a5 18.Qe3 b4 19.Qg3 Kh8 20.axb4 axb4 21.Bh5 b3 22.cxb3 cxb3
23.Rfb1 Rb7 24.Rb2 f6 25.Ra3?? (25.exf6) Na5 (25...Nxd4!) 26.Be2 Bb5 27.Bxb5
Rxb5 28.Rb1 b2 29.Ra2 Nc4 30.Qe1 fxe5 31.fxe5 Qb7 32.Bg5 Ra8 33.Rxa8+ Qxa8
34.Be7 Ra5 35.Rxb2 Nxb2 0-1

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "1998.11.21"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Pihlajamäki, Antti"]
[Result "1-0"]
[Section "II division"]
[Board "3"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Käpylän Shakkikerho 2"]
[WhiteElo "1901"]
[BlackElo "1779"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 Be7
9.Qg4 g6 10.h4 h5 11.Qh3 Bb4 12.g4 hxg4 13.Qxg4 Qa5 14.Kd2 Nc5 15.Bd3 Na4
16.Nb3 Bxc3+ 17.bxc3 Qxc3+ 18.Ke2 Ne7 (18...Nb2? 19.Bd2 Nd4+ 20.Kf1 {+-})
19.h5 gxh5 20.Rxh5 Rg8 21.Rg5 Rxg5 22.Qxg5 Bd7 23.Rh1 Ng6 24.Bxg6 Bb5+ 25.Kf2
Kd7 26.Rh7 Rg8 27.Qf6 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "1999.11.03"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Paasonen, Kim"]
[Result "1-0"]
[TimeControl "300"]

1.d4 d5 2.e4 dxe4 3.Nc3 e6 4.Nxe4 Nf6 5.Bd3 h6? 6.Nf3 b6 7.Ne5 Bb7 8.Bb5+ c6
9.Bd3 Nxe4 10.Bxe4 Be7 11.Qf3 Bf6 12.Nxc6 Qc7 13.Bf4 Qd7 14.Nxb8 Bxe4 15.Qxe4
Qd5 16.Qxd5 exd5 17.O-O-O O-O 18.Nd7 Rfd8 19.Nxf6+ gxf6 20.Bxh6 {no more moves
recorded} 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2001.05.23"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Turtiainen, Kimmo"]
[Result "1-0"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 c4 8.Be2 Be7 9.O-O
Nb4? 10.Ng5 h6?? 11.Nxe6 fxe6 12.Bh5+ Kf8 13.Qg4 Nb6 14.Qg6 Kg8 15.Qf7+ 1-0

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "2003.10.25"]
[Round "2"]
[White "Heikkinen, Jyrki"]
[Black "Tuomala, Timo"]
[Result "0-1"]
[Section "I division"]
[Board "3"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Kulttuuri-Shakki -58"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.Bg5 Be7 5.e5 Nfd7 6.h4 Bxg5 7.hxg5 Qxg5 8.Rh5 Qe7
9.Qg4 f5 10.Qh3 g6 11.Rh6 Nf8 12.O-O-O Bd7 13.f4 Nc6 14.Nf3 Nd8 15.Ng5 Nf7
16.Nxf7 Qxf7 17.g4 fxg4 18.Qxg4 O-O-O 19.Bd3 a6 20.Rdh1 Rg8 21.Qg5 Rg7 22.Rg1
Qe7 23.Qg4 Rf7 24.a3 c5 25.dxc5 Qxc5 26.Rg3 Kb8 27.Rf3 Rc8 28.Qg2 Bc6 29.Kb1
Rfc7 30.Qe2 Qb6 31.Rh1 Be8 32.Na2 h5 33.Rg3 Ba4 34.Rc1 Qd4 35.Rf3 Be8 36.Nb4
a5 37.Na2 Nd7 38.Nc3 Nb6 39.Bb5 Nc4 40.Rd1 Qb6 41.Bxc4 Rxc4 42.Qf2 Qc5 43.Qxc5
R8xc5 44.Rf2 Rc7 45.Rg1 b5 46.Nd1 Re4 47.b3 b4 48.a4 h4 49.Rh1 g5 50.fxg5 Bg6
51.Rf6 Bf5 52.g6 Rxe5 53.Rh2 Re1 54.Kc1 Rg1 55.Rxh4 Rxc2+ 56.Kb1 Rxd1# 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2003.11.26"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Turtiainen, Kimmo"]
[Result "1-0"]
[TimeControl "600"]

1.d4 Nf6 2.Nc3 e6 3.e4 Bb4 4.Bd3 d5 5.e5 Ne4 6.Qg4 g6 7.Bxe4 dxe4 8.Qxe4 Bxc3+
9.bxc3 Nc6 10.Ba3 Ne7 11.h4 c6 12.h5 Nd5 13.hxg6 fxg6 14.Rxh7 Rg8 15.Qf3 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2005.07.27"]
[Round "?"]
[White "Suominen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "300"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Nh6 7.b4 cxd4 8.Bxh6 gxh6
9.cxd4 Rg8 10.g3? Rg4 11.h3 Re4+ 12.Be2 Nxd4 13.Nc3 Rxe2+ 14.Nxe2 Nxf3+ 15.Kf1
Bd7 16.Qd3 Nxe5 17.Qxh7 Rc8 18.Kg2 Bb5 19.Nf4 d4 20.Rhe1 Bc6+ 21.Kf1 Qa6+
22.Re2 Bf3 23.Rae1 Rc3 24.Qh8 Bxe2+ 25.Rxe2 Nf3 (25...Rc1+) 26.Qf6 Rc2 27.b5
Qxb5 28.Nxe6 Qxe2+ 29.Kg2 Qxf2+ 30.Kh1 Qg2# 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2005.08.24"]
[Round "?"]
[White "Suominen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[Stage "Final"]
[TimeControl "900"]

1.e4 e6 2.d4 d5 3.Nd2 h6 4.Ngf3 Nf6 5.e5 Ne4 6.Bd3 Ng5 7.h4 Nxf3+ 8.Qxf3 c5
9.c3 Nc6 10.Bb5 Qb6 11.Bxc6+ bxc6 12.dxc5 Bxc5 13.Nb3 Be7 14.Be3 Qc7 15.h5
Qxe5 16.O-O-O a5 17.Kb1 Qb8 18.Rhe1 a4 19.Nc5 Qb5 20.Nd3 Rb8 21.Bd4 f6 22.Qg3
O-O 23.Qg6 e5 24.Be3 e4 25.Bxh6 Rf7 26.Nb4 Bxb4 27.cxb4 Qxb4 28.Re2 Ba6
29.Red2 a3 30.Bf4 Bd3+ 31.Ka1 Qxb2+ 32.Rxb2 axb2# 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2005.09.13"]
[Round "1"]
[White "Turtiainen, Kimmo"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "900"]

1.e4 e6 2.d4 d5 3.Nc3 h6 4.Bd3 Nc6 5.Nf3 Nb4 6.Be2 dxe4 7.Nxe4 Nf6 8.Nxf6+
Qxf6 9.c3 Nd5 10.O-O Bd6 11.Re1 O-O 12.Bd3 c5 13.Ne5 cxd4 14.Ng4 Qh4 15.Re4
Qe7 16.Nxh6+ gxh6 17.Qh5? Nf6 18.Rg4+ Nxg4 19.Qxg4+ Kh8 20.Bxh6 f5 21.Qxd4+
Qf6 22.Qxd6 Qxh6 23.Re1 Rg8 24.Re3 Qf6 25.Qc7? (25.Rh3+ {=}) Rg7 26.Rh3+ Kg8
27.Qf4 e5 28.Bc4+ Be6 29.Bxe6+ Qxe6 30.Qh4 Re8 31.Qh8+ Kf7 32.Qh5+ Ke7 33.Qh4+
Qf6 34.Qb4+ Qd6 35.Qxb7+ Kf6 36.Rh6+ Rg6 37.Rxg6+ Kxg6 38.Qf3 e4 39.Qe2 Rd8
40.h3 Qd1+ 41.Qxd1 Rxd1+ 0-1

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "2006.02.11"]
[Round "5"]
[White "Heikkinen, Jyrki"]
[Black "Tervaniemi, Kimmo"]
[Result "1-0"]
[Section "II division"]
[Board "3"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Shakkikerho X"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Qb6 8.Qd2? (8.a3)
a6? (8...Qxb2) 9.O-O-O Qc7 10.g4 cxd4 11.Nxd4 Bc5 12.h4 Nxd4 13.Bxd4 Bxd4
14.Qxd4 Qc5 15.Qd2 b5 16.Bg2 Nb6 17.Ne4 Qc7 18.Nd6+ Ke7 19.Qb4 (19.f5 f6
20.Nxc8+ Raxc8 21.exf6+ gxf6 22.fxe6 Qc4 23.g5) Kd8 20.Rh3 Nc4 21.Rc3 a5
22.Qb3 Rb8 23.Nxb5 Qb6 24.Qxc4 Bd7 25.Qc7+ Qxc7 26.Nxc7 1-0

[Event "Nokia Correspondence Tournament"]
[Site "-"]
[Date "2006.08.21"]
[Round "-"]
[White "Suihko, Ismo"]
[Black "Heikkinen, Jyrki"]
[Result "1/2-1/2"]
[EventDate "2006.03.08"]
[Mode "ICS"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 c4 7.Nbd2 Na5 8.Be2 Bd7 9.O-O
Nh6 10.Rb1 Rc8 11.h3 Be7 12.Nh2 f5 13.exf6 Bxf6 14.Qe1 O-O 15.Ndf3 Nf7 16.Ng4
Qc7 17.Nxf6+ gxf6 18.Bd1 Kh8 19.Bc2 Rg8 20.Kh1 e5 21.Nh4 Rg7 22.Be3 Nc6 23.Qd2
e4 24.Bf4 Qd8 25.f3 f5 26.Qe1 Qe7 27.Rg1 Rcg8 28.Rd1 Qf6 29.g3 Ng5 30.Qf1 Qe6
31.Ba4 Nf7 32.Re1 Ne7 33.Bxd7 Qxd7 34.Qf2 Ng6 35.Nxg6+ hxg6 36.Kg2 g5 37.Bc1
Qe6 38.f4 Rh7 39.Rh1 Qg6 40.Rh2 g4 41.h4 1/2-1/2

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2007.11.07"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Jouhki, Vesa"]
[Result "0-1"]
[TimeControl "180+2"]

1.d4 e6 2.e4 c5 3.Nf3 d5 4.exd5 exd5 5.Nc3 Be6 6.Bb5+ Nc6 7.Ne5 Rc8 8.O-O a6
9.Nxc6 bxc6 10.Bxa6 Rb8 11.Be2 (11.Re1! c4) cxd4 12.Qxd4 Nf6 13.Bg5 Be7 14.f4
O-O 15.f5 Bd7 16.Qh4 Re8 17.Rf3 Qc8 (17...Qb6+ 18.Kh1 Qxb2 {-+}) 18.Raf1 Rxb2
19.Bd3 Kf8 20.Ne2 h6 21.Bxh6 Ne4 22.f6 (22.Bxg7+! Kxg7 23.Rg3+ {+-}) Bxf6
23.Rxf6 Nxf6 24.Rxf6 (24.Bxg7+!) gxh6 25.Qxh6+? (25.Rxh6!) Ke7 26.Qf4? (26.Qg5
{+-}) {no more moves recorded} 0-1

[Event "Finland Team Ch"]
[Site "Järvenpää FIN"]
[Date "2007.11.17"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Asikanius, Kauko"]
[Result "1-0"]
[Section "III division"]
[Board "1"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Järvenpään Shakkikerho 2"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Qb6 8.a3 cxd4
9.Nxd4 Nxd4 10.Bxd4 Bc5 11.Bxc5 Qxc5 12.Qd2 a6 13.O-O-O Nb6?? 14.Ne4 Qc6
15.Nd6+ Ke7 16.Qb4 1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2008.05.26"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Poduval, Praseet"]
[Result "1-0"]
[Stage "Semi-Final"]
[TimeControl "1200"]

1.d4 e6 2.e4 Nf6 3.e5 Nd5 4.Nf3 Be7 5.c4 Nb6 6.Nc3 O-O 7.Bd3 d5 8.c5 N6d7 9.h4
f6? (9...h6 10.Rh3) 10.Bxh7+ (10.Ng5! Qe8 11.Bxh7+ Kh8 12.Nxe6) Kxh7 11.Ng5+
fxg5 (11...Kg8 12.Nxe6 Qe8 13.Nxc7 Qg6 14.N3xd5) 12.hxg5+ Kg8 13.Rh8+ (13.Qh5
Rf5! 14.f4 {+/=}) Kf7 14.Qh5+ 1-0

[Event "Finland Team Ch"]
[Site "Tammisaari FIN"]
[Date "2008.10.04"]
[Round "2"]
[White "Heikkinen, Jyrki"]
[Black "Öberg, Tommy"]
[Result "1-0"]
[Section "II division"]
[Board "1"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Ekenäs Schackklub"]
[TimeControl "40/7200:1800"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 Nxd4
9.Bxd4 a6 10.Qd2 (10.Qg4) Bc5 11.O-O-O b5? 12.Ne4 Be7 13.Nd6+ Bxd6 14.exd6 f6
15.Qe3 Kf7 16.Bd3 Re8? 17.Bxh7 Nf8 (17...g6 18.f5 exf5 19.Qh6) 18.Bd3 Qxd6
19.h4 Nd7 20.h5 Rh8 21.Rde1 Nf8 22.g4 Bd7 23.g5 Rc8 24.gxf6 gxf6 25.Bxf6 1-0

[Event "Helsinki Rapid Team Ch"]
[Site "Helsinki FIN"]
[Date "2009.04.21"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Sammalvuo, Niina"]
[Result "1-0"]
[Section "A"]
[Board "1"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Käpylän Shakkikerho"]
[WhiteElo "2084"]
[BlackElo "2238"]
[BlackTitle "WGM"]
[TimeControl "900"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 b6 6.Nf3 Bb7 7.Be3 c5 8.Nb5 a6 9.Nd6+
Bxd6 10.exd6 Nc6 11.Ne5 cxd4 12.Bxd4 Ndxe5 13.fxe5 Qh4+ 14.Bf2 Qe4+ 15.Be2
Qxe5 16.d7+ Kxd7 17.O-O f5 18.Bxb6 g5 19.a4 h5 20.Ra3 g4 21.Re3 Qd6 22.c4 d4
23.Rd3 e5 24.Rxf5 Nb4 25.Bxg4 (25.Rxd4! exd4 26.Bc5 Qh6 27.Rf7+ Kc6 28.Bxd4
Rad8 29.Bf3+ gxf3 30.Qxf3+ Rd5 31.Rf6+ {+-}) hxg4 26.Qxg4 Ke8?? (26...Rag8
{-+}) 27.Qg7 Nxd3 28.Qf7# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2009.06.24"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Jalas, Aaro"]
[Result "1-0"]
[TimeControl "900"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 Bc5
9.Na4 Qa5 10.c3 Bxd4 11.Bxd4 Nxd4 12.Qxd4 O-O 13.Be2 b6 14.Bd1 Qb5 15.Be2 Qa5
16.O-O Ba6 17.Bxa6 Qxa6 18.b3 Rac8 19.Nb2 Nc5 20.f5 Ne4 21.c4 Rfd8 22.f6 g6
23.Qe3 g5 24.a4 Qb7 25.Qh3 Kf8?? 26.Qxh7 Ke8 27.Qg8+ Kd7 28.Qxf7+ Kc6 29.Qxe6+
1-0

[Event "SPS Firm League"]
[Site "Helsinki FIN"]
[Date "2009.11.19"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Tella, Jussi"]
[Result "0-1"]
[Board "1"]
[WhiteTeam "Nokia"]
[BlackTeam "CSC"]
[WhiteElo "2072"]
[BlackElo "2470"]
[BlackTitle "IM"]
[TimeControl "40/5400:1800"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 Bc5
9.Qd2 O-O 10.Be2 a6 11.O-O Qc7 12.Rf3 Nxd4 13.Bxd4 b5 14.Rh3 f6 15.Bg4? Qb6
16.Bxc5 Nxc5 17.Kh1 fxe5 18.b4 Ne4 19.Nxe4 dxe4 (19...Rxf4!) 20.fxe5 Bb7
21.Qe3 Qxe3 22.Bxe6+ Kh8 23.Rxe3 Rae8 24.Bb3 Rxe5 25.Rd1 h6 26.h3 Re7 27.Kg1
g5 28.Rd6 Kg7 29.Bd5 (29.c4 bxc4 30.Bxc4 Rf6) Bxd5 30.Rxd5 Kg6 31.Rd4 Kf5
32.g3 (32.c4) Rf6 33.Kg2 h5 34.g4+? hxg4 35.hxg4+ Kxg4 36.Rdxe4+ Rxe4 37.Rxe4+
Rf4 38.Re6 Rxb4 39.Rxa6 Rc4 40.Kf2 Rxc2+ 41.Ke3 Kg3 42.Kd3 Rf2 43.Ra5 g4
44.Rxb5 Rxa2 45.Ke3 Ra8 46.Rh5 Re8+ 47.Kd2 Kf2 48.Rf5+ Kg2 49.Rh5 g3 50.Rh7
Kf2 51.Rf7+ Kg1 52.Rh7 g2 53.Rh6 Re5 54.Rh7 Kf2 55.Rf7+ Kg3 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2010.03.11"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Mäki-Fränti, Petri"]
[Result "1-0"]
[TimeControl "1800"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Be7 8.Qd2 cxd4
9.Nxd4 Nxd4 10.Bxd4 Nc5 11.O-O-O Bd7 12.Qf2 Qa5 13.Kb1 (13.f5 exf5 14.Bb5) Na4
14.Nxa4 Qxa4 15.g4 (15.f5 exf5 16.Bd3) Bb5 16.f5 Bc4? 17.b3 Qb5 18.Bh3 a5
(18...Qb4 19.fxe6 fxe6 20.g5 {+-}) 19.Ka1 Bxb3 20.cxb3 a4 21.bxa4 Qxa4 22.Qb2
(22.g5) b5 23.Rd3 b4 24.fxe6 fxe6 25.g5 Kd7 26.Be3 Qb5 27.Rhd1 Ke8 28.Bxe6 Rf8
29.Rxd5 Rf1 30.Bd7+ Qxd7 31.Rxd7 1-0

[Event "SPS Firm League"]
[Site "Helsinki FIN"]
[Date "2010.05.06"]
[Round "1"]
[White "Heikkinen, Jyrki"]
[Black "Korhonen, Pasi"]
[Result "1-0"]
[Board "2"]
[WhiteTeam "Nokia"]
[BlackTeam "Taksi"]
[WhiteElo "2091"]
[BlackElo "2183"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4 Be7
9.Qd2 a6 10.O-O-O Nxd4 11.Bxd4 Bc5 12.Ne4 dxe4 13.Bxc5 Qc7 14.Bd6 Qc6 15.Qe3
Nb6 16.Qg3 Bd7 17.Qg5 f6 18.exf6 O-O-O 19.fxg7 Rhg8 20.h4 Nd5 21.Be5 Ne3
22.Rd2 Nf5 23.Rh3 h6 24.Qf6 Nxg7 25.Rc3 Nf5 26.Rxc6+ bxc6 27.Bxa6# 1-0

[Event "Finland Blitz Team Ch"]
[Site "Tampere FIN"]
[Date "2010.07.31"]
[Round "6"]
[White "Heikkinen, Jyrki"]
[Black "Alhava, Antero"]
[Result "1-0"]
[Board "1"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Leppävaaran Sisu"]
[WhiteElo "2091"]
[BlackElo "2134"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Be7 7.Be3 Nc6 8.Qd2 a6 9.Be2
g6 10.O-O b5 11.a3 Bb7 12.Kh1 Rc8 13.Rad1 Qb6 14.dxc5 Bxc5 15.Bxc5 Qxc5?
16.Ne4 Qb6 17.Nd6+ Ke7 18.Nxc8+ (18.Ng5!) {no more moves recorded} 1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2011.01.20"]
[Round "?"]
[White "Suominen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[Stage "Final"]
[TimeControl "1200+10"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Bd7 7.b4 c4 8.Nbd2 f6 9.exf6?
(9.a4) Nxf6 10.g3 Bd6 11.h4 O-O-O (11...O-O! {-/+}) 12.Bh3 (12.a4) e5 13.Bxd7+
Rxd7 14.dxe5 Nxe5 15.O-O Nd3 16.Nd4 Rf8 17.N2f3 Ne4 18.Be3 Bb8 (18...Bxg3!?
19.fxg3 Nxg3 20.Qd2 Nxf1) 19.a4 Qg6 20.Qc2 Rdf7 21.Ng5 Nxg5 (21...Nexf2)
22.hxg5 Qe4 23.Nb5 Bxg3 24.Nxa7+ Kb8 25.Nb5 Be5 26.Nd4 Qg4+ 27.Kh1 Qh3+ 0-1

[Event "Finland Team Cup"]
[Site "Helsinki FIN"]
[Date "2013.05.25"]
[Round "3"]
[White "Heikkinen, Jyrki"]
[Black "Riipinen, Juha"]
[Result "1/2-1/2"]
[Board "2"]
[WhiteTeam "Lauttasaaren Shakkikerho"]
[BlackTeam "Hakumatti -93"]
[WhiteElo "2054"]
[BlackElo "1960"]
[TimeControl "40/6600:1800+30"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 b5 9.Be2
cxd4 10.Nxd4 Nxd4 11.Bxd4 Bc5 12.Bxc5 Nxc5 13.a3 (13.b4) Bb7 14.Qd4 Ne4
15.Nxe4 dxe4 16.Qxd8+ Rxd8 17.Rd1 Ke7 18.Rxd8 Rxd8 19.Kf2 f5 20.exf6+ gxf6
21.Ke3 Rc8 22.c3 Bd5 23.Re1 f5 24.Bd1 Bc4 25.Bc2 1/2-1/2

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2014.01.22"]
[Round "?"]
[White "Suominen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "1200+10"]
[Stage "Final"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.c3 Qb6 6.a3 cxd4 7.cxd4 Nge7 8.b4 Nf5
9.Be3 Nxe3 10.fxe3 Be7 11.Bd3 f6 12.b5 Na5 (12...Nxe5! 13.dxe5 Qxe3+ 14.Qe2
Qxe2+ 15.Bxe2 fxe5 16.Nbd2 e4 {=/+}) 13.Nbd2 O-O 14.O-O Bd7 15.Qb1 f5 16.a4
Rac8 17.Rc1 g5 18.Rxc8 Rxc8 19.g4 Rf8 (19...fxg4?? 20.Bxh7+ Kh8 21.Qg6 {+-})
20.gxf5 exf5 21.Kh1 Qh6 22.Qg1 Kh8 23.Nf1 Nc4 (23...f4) 24.Bxc4 dxc4 25.d5
Bc5? (25...g4) 26.Qxg5 Qh3 27.Ng3 f4 28.exf4 Bg4 29.Ng1 h6 30.Qg6 Rxf4 31.Ra2
Bf3+ 32.Nxf3 Rxf3 33.Qe8+?? (33.Rg2 {+-}) Rf8 34.Qg6 Rf1+ 35.Nxf1 Qxf1+ 36.Qg1
Qxg1# 0-1

[Event "Lauttasaari Sauna Tournament"]
[Site "Helsinki FIN"]
[Date "2016.06.20"]
[Round "5"]
[White "Heikkinen, Jyrki"]
[Black "Laakso, Harri"]
[Result "1-0"]
[WhiteElo "2036"]
[BlackElo "2209"]
[TimeControl "300"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Be7 8.a3 O-O 9.h4
f6 10.Bd3 cxd4 11.Bxh7+ Kh8?? 12.Bg6 Ndxe5 13.Nxe5 1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2016.08.17"]
[Round "?"]
[White "Suominen, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[Stage "Final"]
[TimeControl "1200+10"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Bb5+ Nc6 6.Qe2+ Be6 7.dxc5 Bxc5 8.Nb3
Bb4+ 9.c3 Be7 10.Nf3 Nf6 11.O-O O-O 12.Bg5 a6 13.Bd3 Bg4 14.h3 Bh5 15.g4 Bg6
16.Bxg6 hxg6 17.Rad1 Qd6 18.Qd3 Rad8 19.Rfe1 b5 (19...Ne4! 20.Bxe7 Qxe7 21.c4
Qf6 22.cxd5? Ne5) 20.Nfd4 Nxg4 21.hxg4 Bxg5 22.Qh3 Ne5 23.Kg2 f5 24.gxf5 gxf5
25.Nxf5 (25.Qg3!) Qg6?? (25...Qf6) 26.Ng3? (26.Rxe5) Rde8 27.Nd4 Rf4
(27...Nd3) 28.Qh5 Qxh5 29.Nxh5 Re4 30.f4 g6 31.fxe5 gxh5 32.Rxe4 dxe4 33.Rh1
h4 34.e6 Kh7 35.Re1 e3 36.Kf3 Kg6 37.Ke4 Kf6 38.Rf1+ Kg6 39.Kd5 h3 40.Kc6 h2
41.Kb6 Rh8 42.Rh1 Kf6 43.Ne2 Kxe6 44.Kxa6 Ke5 45.Kxb5 Ke4 46.a4 Kf3 47.Nd4+
Kg2 48.Rb1 h1=Q 49.Rxh1 Rxh1 50.b4 Bf6 51.Ne2 Kf3 52.a5 Kxe2 53.Kb6 Bxc3 54.b5
Rh6+ 55.Kb7 Bxa5 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2017.09.27"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Siikonen, Timo"]
[Result "1-0"]
[TimeControl "960+8"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.a3 Ba5 5.b4 Bb6 6.e5 a5 7.Rb1 axb4 8.axb4 Nc6
9.Nce2 Nge7 10.c3 O-O 11.f4 f6 12.Nf3 fxe5 13.fxe5 Nf5 14.Qd3 Nh4 15.Ng5 Nf5
16.Qh3 (16.g4! h6 17.gxf5 hxg5 18.f6 {+-}) h6 17.Nf3 Qe8 18.Nf4 Ncxd4 19.cxd4
Nxd4 20.Nxd4 Bxd4 21.Bd3 Ra2 22.Be3?? (22.Bh7+! {=}) Bc3+ 23.Kf1 Bxe5 24.g3 d4
25.Bc1 Qc6 26.Kg1 Qf3 27.Qf1 Qc6? (27...Qg4) 28.h4 b6 29.Rh2 Rxh2 30.Kxh2 g5
31.hxg5 hxg5 32.Qh3 Rf7 33.Ng2 Rg7 34.Bxg5 Bb7?? (34...Qf3) 35.Bf4 Bxf4
36.Nxf4 Qf3 37.Qxe6+ Kf8 38.Qh3 (38.Qf6+) Qf2+ 39.Ng2 Ke8 40.Qh8+ 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2017.10.18"]
[Round "-"]
[White "Heikkinen, Jyrki"]
[Black "Kinnunen, Matti"]
[Result "0-1"]
[TimeControl "600+5"]

1.d4 Nf6 2.f3 d5 3.e4 e6 4.Nc3 c6 5.Bg5 Be7 6.Nh3 h6 7.Be3 O-O 8.Qd2 dxe4
9.O-O-O Nbd7 10.Nxe4 Nxe4 11.fxe4 Nf6 12.e5 Nd5 13.Bxh6 f6? 14.Bd3 (14.Qd3!)
Qe8 15.exf6 Bxf6 16.c4 Ne7 17.Be3 Nf5 18.Bc2 Nxe3 19.Qxe3 Qh5 20.g4 Qxg4
21.Rhg1 Qh4 22.Rg3 Bd7 23.Nf2 Rae8 24.Ne4 e5 25.Nxf6+ (25.dxe5) Rxf6 26.dxe5
Bf5 27.exf6? (27.Rdg1 {+-}) Rxe3 28.Rxg7+? (28.Rxe3 {=}) Kf8 29.Bxf5 Qf4 0-1

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "2017.10.22"]
[Round "4"]
[White "Heikkinen, Jyrki"]
[Black "Sandvik, Thomas"]
[Result "1-0"]
[Section "I Division:B"]
[Board "4"]
[WhiteTeam "Lauttasaaren Suomalainen Shakkikerho"]
[BlackTeam "Shakkikerho Garde"]
[WhiteElo "2050"]
[BlackElo "2068"]
[TimeControl "40/6600:1800+30"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 b5 9.g3
Qb6 10.Ne2 f6 11.c3 cxd4 12.Bxd4 Nxd4 13.cxd4 fxe5 14.fxe5 Be7 15.Nf4 O-O
16.h4 Nb8 17.Bd3 Nc6 18.O-O-O Nb4 19.Ng5 g6 20.Nxh7 Kxh7 21.h5 Nxd3+ 22.Qxd3
Qc7+ 23.Kb1 Rf5 24.hxg6+ Kg8 25.Rh7 Qd8 26.Rdh1 Bf6 27.exf6 Qxf6 28.Rh8+ Qxh8
29.Rxh8+ Kxh8 30.Qe2 Ra7 31.Qc2 Bd7 32.Qh2+ Kg7 33.Qh7+ Kf6 34.Qh8+ 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2018.09.12"]
[Round "1"]
[White "Heikkinen, Jyrki"]
[Black "Kinnunen, Matti"]
[Result "1-0"]
[TimeControl "180+2"]
[Termination "time forfeit"]

1.d4 Nf6 2.f3 d5 3.e4 e6 4.Nc3 a6 5.Be3 Nbd7 6.e5 Ng8 7.f4 Ne7 8.Nf3 Nf5 9.Bf2
c5 10.g4 Nxd4 11.Bxd4 cxd4 12.Qxd4 Bc5 13.Qd2 b5 14.O-O-O Bb7 15.Bg2 Rc8
16.Ne2 Nb6 17.Ned4 Nc4 18.Qd3 Qb6 19.Rhe1 O-O? 20.Ng5 g6 21.Ngf3 (21.Qh3) b4
22.h4 Bxd4 23.Nxd4 Qc7 24.h5 Na5 25.hxg6 hxg6 26.Rh1 Nc6 27.Qh3 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2019.03.06"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Siren, Rafael"]
[Result "1-0"]
[TimeControl "120"]

1.d4 e6 2.e4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 b6 6.a4 c5 7.Nb5 Nc6 8.c3 Ba6??
9.Nd6+ Bxd6 10.Bxa6 Be7 11.Be2 c4 12.Nf3 O-O 13.O-O Na5 14.Be3 Nb3 15.Rb1 a6
16.h3 b5 17.axb5 axb5 18.Nh2 Ra2 19.f5 h6 20.Bg4 f6?? 21.fxe6 Nb8 22.Bf5 Nc6
23.Bxh6 Qe8 24.Bxg7 Kxg7 25.Qg4+ Kh8 26.Qh4+ Kg8 27.Qh7# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2019.03.20"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Svensson, Magnus"]
[Result "1-0"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 f5 6.Nf3 Nc6 7.Bb5 Bb4 8.O-O Qe7
9.Be3 Nb6 10.Ng5 a6 11.Be2 Nc4 12.Bxc4 dxc4 13.Ne2 h6 14.Nh3 Bd7 15.c3 Ba5
16.b3 cxb3 17.axb3 Bb6 18.Qd3 Na5 19.c4 Nc6 20.Bc1 O-O-O 21.Ba3 Nb4 22.Qd2
a5?? 23.c5 (23.Bxb4) Ba7 24.Bxb4 b6 25.Qd3 Bc6 26.cxb6 Qxb4 27.bxa7 Bb7 28.Qa6
Bxa6 29.a8=Q+ Qb8 30.Qxa6+ Kd7 31.Rxa5 Qxb3 32.Rc1 Ra8 33.Rxc7+ (33.Qc6+) Kxc7
34.Qd6+ Kb7 35.Qd7+ Kb6 36.Rxa8? (36.Rc5) Rxa8 37.Kf2?? Rg8?? (37...Ra3 {=})
38.Qf7 Ra8 39.g3 Ra3 40.Nhg1 g5 41.Qf6 gxf4 42.gxf4 h5 43.Qd8+ Kb7 44.Qh4 Qe3+
45.Kg2 Qe4+ 46.Kf1 Kc6 47.Qxh5 Qe3 48.Qe8+ Kd5 49.Qd7+ Ke4 50.Qxe6 Kd3
51.Qxf5+ Kd2 52.Qb1 Rd3 53.Qc1# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2019.12.04"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Svensson, Magnus"]
[Result "0-1"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.Bb5 Qb6 6.Bxc6+ bxc6 7.Nc3 Ba6 8.Ne2 cxd4
9.Nfxd4 c5 10.Nf3 Nh6 11.h3 Nf5 12.O-O Be7 13.Re1 O-O-O?! (13...h6) 14.c3 Nh4?
15.Nxh4 Bxh4 16.Be3 (16.b4!) Qc6 17.Qd2 h6 18.b4 Bb7 19.Bxc5 d4 20.f3 Bg5
21.Qd3 dxc3 22.Nd4 c2 23.Rac1 Bxc1 24.Rxc1 Qa6 25.Qxa6 (25.Qxc2) Bxa6 26.Rxc2
Rd7? (26...Kd7) 27.Bd6+ Kd8 28.Nc6+ Ke8 29.Nb8 Bb5 30.Nxd7 Bxd7 31.Rb2
(31.a4!) f6 32.b5 Kf7 33.a4 Bc8 34.a5 (34.Rc2) a6 35.b6 Bb7 36.Rc2 Rc8
37.Rc7+? (37.Bc7) Rxc7 38.bxc7 f5 39.g3 g6 40.Kf2 h5 41.Ke3 Ke8 42.Kf4 (42.Kd4
Kd7 43.Kc5 g5 44.Kb6 Kc8 (44...Bc8??)) Bc8 43.Kg5 Kf7 44.Kh6 Bb7 45.g4 hxg4
46.hxg4 Bc8 47.Kg5 Bb7 48.gxf5 gxf5 49.Kf4 Ke8 50.Ke3 Kd7 51.Kd4 Bxf3 52.Ke3
Bb7 53.Kf4 Kc6 54.Kg5 Kb5 55.Kf6 f4 56.Kxe6?? (56.c8=Q Bxc8 57.Bc7) f3 57.Kd7
f2 58.e6 f1=Q 59.e7 Qf5+ 60.Kd8 Qc8# 0-1

[Event "Finland Team Ch"]
[Site "Helsinki FIN"]
[Date "2020.03.14"]
[Round "7"]
[White "Heikkinen, Jyrki"]
[Black "Närhi, Kimmo"]
[Result "1/2-1/2"]
[Section "II Division:2"]
[Board "2"]
[WhiteTeam "Lauttasaaren Suomalainen Shakkikerho"]
[BlackTeam "Salon Shakkikerho 2"]
[WhiteElo "2088"]
[BlackElo "2080"]
[TimeControl "40/6600:1800+30"]

1.d4 Nf6 2.f3 d5 3.e4 e6 4.Bg5 Be7 5.Bd3 dxe4 6.fxe4 Nxe4 7.Bxe7 Qxe7 8.Nf3
Nf6 9.O-O O-O 10.Qe1 c5 11.Qh4 Nc6 12.Ne5 h6 13.Nxc6 bxc6 14.Nd2 cxd4 15.Qxd4
c5 16.Qe5 Bb7 17.Rae1 Rad8 18.Re2 Qd6 19.Nc4 Qd4+ 20.Kh1 Bd5 21.b3 Qxe5
22.Nxe5 Nd7 23.Ng4 Rfe8 24.c4 Bc6 25.Kg1 h5 26.Nf2 Nf6 27.Bb1 Rd4 28.Re5 Nd7
1/2-1/2

[Event "Lauttasaari Ch"]
[Site "lichess.org"]
[Date "2020.05.12"]
[Round "2"]
[White "Heikkinen, Jyrki"]
[Black "Valli, Kari"]
[Result "1-0"]
[TimeControl "3600+30"]
[Mode "ICS"]

1.d4 Nf6 2.f3 d5 3.e4 e6 4.Nc3 c5 5.Bg5 Qb6 6.Bb5+ Nc6 7.Nge2 a6 8.Bxc6+ bxc6
9.Qd2 cxd4 10.Nxd4 Bc5? (10...e5) 11.Na4 Qb4 12.Nxc5 Qxc5 13.Be3 Qd6 14.Nb3
Nd7 15.O-O-O Qc7? 16.Qc3 O-O 17.exd5 exd5 18.Rxd5 Nf6 19.Rg5 Qd6?? 20.Rd1 Qe6
21.Nc5 Qxa2 22.Qxf6 Qa1+ 23.Kd2 Qa5+ 24.Ke2 g6 25.Bd4 Re8+ 26.Kf2 1-0

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2020.09.07"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Tuovinen, Jukka"]
[Result "1/2-1/2"]
[Stage "Final"]
[TimeControl "1200+10"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 8.Qd2 Be7 9.Be2
O-O 10.O-O b5 11.Nd1 cxd4 12.Nxd4 Bb7 13.c3 Rc8 14.Nf2 Qc7 15.Bd1 Nc5 16.Bc2
g6 17.Rac1 Rfd8 18.Nxc6 Qxc6 19.Bd4 Nd7 20.Ng4 h5 21.Ne3 (21.Nh6+!) (21.f5!)
Nc5 22.Qe2 Ne4 23.g4 h4 24.f5 Bg5 25.fxg6 fxg6 26.Bd3 Rf8 27.Rxf8+ Rxf8 28.Rf1
Qe8 29.Rxf8+ Qxf8 30.Qf1 Qxf1+ 31.Kxf1 Bf4 32.Ng2 Bxh2 33.Nxh4 g5 34.Nf3 Bf4
35.Ke2 Kg7 36.Be3 Bxe3 37.Kxe3 Kh6 38.Bxe4 dxe4 39.Nd2 Bd5 40.b3 a5 41.c4 bxc4
42.bxc4 Bc6 43.Nxe4 1/2-1/2

[Event "Casual Park Game"]
[Site "Helsinki FIN"]
[Date "2021.07.31"]
[Round "-"]
[White "Koymatli, Nihal"]
[Black "Heikkinen, Jyrki"]
[Result "1-0"]

1.e4 e6 2.Nc3 d5 3.d4 Nf6 4.e5 Nfd7 5.Bd3?! c5 6.Be3 (6.f4) Nc6 7.Nf3 cxd4
8.Nxd4 Ndxe5 9.Bf4 Ng6 (9...Bd6) 10.Nxc6 (10.Bxg6! hxg6 11.Ndb5 e5) bxc6
11.Bg3 Bc5 12.Qe2 O-O 13.O-O-O Qa5 14.Kb1 Bb4 15.Bxg6 hxg6 16.Qf3 Ba6 17.Ne2
(17.h4 Bc4 18.h5) Rfc8? (17...e5 18.Bxe5 Bxe2 19.Qxe2 Rfe8) 18.h4 c5? 19.h5
g5? 20.h6 c4? 21.h7+ (21.hxg7! f5 (21...Kxg7 22.Rh7+ Kxh7 23.Qxf7+ Kh6
24.Rh1#) 22.Qh5) Kh8 22.Be5 f5 23.Ng3? (23.Qg3 Bf8 24.Qxg5 Bb5 25.Bxg7+ Bxg7
26.Nf4 Be8 27.Qxg7+ Kxg7 28.h8=Q+ Kf7 29.Rh7#) Rc7 24.Nh5 Rb7 (24...Kxh7??
25.Nf6+ Kg6 26.Qh5#) 25.Nxg7 Rxg7 26.Bxg7+ Kxg7 27.h8=Q+ Rxh8 28.Rxh8 Kxh8
29.Qh5+ Kg7 30.Qxg5+ Kf7 31.Rh1 Ke8 32.Rh7 Bf8 33.Qg6+ Kd8 34.Qf6+ Kc8
35.Qxf8+ Qd8 36.Qc5+ Kb8 37.Qxa7+ Kc8 38.Qa8# 1-0

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2021.09.08"]
[Round "-"]
[White "Nikulina, Anna"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]

1.e4 e6 2.Nf3 d5 3.Nc3 d4 4.Nb5 c5 5.Bc4 Nc6 6.d3 Be7? 7.Bg5 (7.Bf4! Kf8
8.Nc7) Bxg5 8.Nxg5 Qxg5 9.Nc7+ Kd8 10.Nxa8 b6 11.O-O Bb7 12.Nxb6 axb6 13.a4
Nge7 14.Bb5 h5 15.a5 Nxa5 16.c3 (16.Rxa5! bxa5 17.f4 Qf6 18.Qe1) dxc3 17.bxc3
h4 18.h3 Rh6 19.f4 Qf6 20.e5 Qf5 21.d4 c4 22.Ra4 Rg6 23.Bxc4?? Rxg2+ 24.Kh1
Qxh3# 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2021.12.22"]
[Round "-"]
[White "Poikala, Atro"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4 5.Qd2 h6 6.Bf4 Nxe4 7.Qe3 g5 8.Be5 f6
9.Bg3 f5 10.Be5 O-O 11.a3 f4? 12.Qh3 Bxc3+ 13.bxc3 Kh7 14.f3 Nd6 15.Bd3+ Nf5
16.g4 Nc6 17.gxf5 exf5 18.O-O-O Nxe5 19.dxe5 Qe7 20.Re1 Qxa3+ 21.Kd2 Be6
22.Ne2 Qe7 23.Nd4 Qf7 24.Nxf5?? (24.Rhg1) Bxf5 25.Bxf5+ (25.e6 Kg7!) Qxf5
26.Qxf5+ Rxf5 27.e6 c5 28.Re2 Re8 29.Ra1 a6 30.Ra5 c4 31.Rc5 Kg6 32.e7 Rf7
33.Re6+ Rf6 34.Re5 Rd6 {no more moves recorded} 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2022.07.13"]
[Round "?"]
[White "Henttonen, Tero"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "300"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Qg4 Kf8 5.Bd2 dxe4 6.Qxe4 Nf6 7.Qh4 Nc6 8.Nf3 b6
9.a3 Be7 10.g4? Nxd4 11.Nxd4 Qxd4 12.Bg2? Ne4 13.Be3? Qxe3+ 14.fxe3 Bxh4+
15.Ke2 Nxc3+ 16.bxc3 Ba6+ 17.Kd2 Rd8+ {no more moves recorded} 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2022.08.23"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Valli, Kari"]
[Result "1-0"]
[TimeControl "480+4"]

1.d4 Nf6 2.Nc3 d5 3.e4 e6 4.Bg5 Be7 5.e5 Nfd7 6.h4 h6 7.Be3 c5 8.g3 (8.Qg4)
Nc6 9.f4 Qb6 10.Na4 Qa5+ 11.c3? (11.Nc3) Rb8? (11...cxd4) 12.dxc5 Nxc5?
(12...b5) 13.Nxc5 Bxc5 14.b4 Bxb4 15.cxb4 Qxb4+ 16.Kf2 a6 17.Nf3 b5 18.Rc1 Bb7
19.Bc5 Qe4 20.Bd3 Qa4 21.Qxa4 bxa4 22.Rb1 Kd7 23.Bd6 f6 24.Bxb8 Rxb8 25.Rb6
Kc7 26.Rhb1 Ba8 27.Rxb8 Nxb8 28.Nd4 Nc6 29.Nxe6+ Kd7 30.Nc5+ Kc7 31.Nxa6+ Kd7
32.Nb8+ Nxb8 33.Rxb8 Bc6 34.Rg8 fxe5 35.Rxg7+ Kd6 36.Rg6+ Kc5 37.Rxc6+ Kxc6
38.fxe5 d4 39.Kf3 Kd5 40.Kf4 a3 41.Kf5 Kc6 42.Kf6 Kd7 43.Kf7 1-0

[Event "Analysis"]
[Site "Helsinki FIN"]
[Date "2022.10.12"]
[Round "-"]
[White "Heikkinen, Jyrki"]
[Black "Maxamuud, Siham"]
[Result "0-1"]

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bf4 Bb4+ 5.c3 Ba5 6.Qa4+ c6 7.Nf3 Ne7 8.Be2 O-O
9.O-O b5 10.Qd1 Bf5 11.Nbd2 Nd7 12.Nb3 Re8 13.Re1 Ng6 14.Bd6 Qf6 15.Ba3 Nf4?
(15...Bc7) 16.Bxb5? (16.Nxa5) cxb5 17.Nxa5 Qa6 (17...Qg6!) 18.Nb3 Qg6 19.g3
Nh3+ 20.Kg2 Qg4 21.Nbd2 Bd3 22.Re3? (22.Ng1) Nf4+ 23.Kh1? Rxe3 24.fxe3 Be2
25.Qe1 Bxf3+ 26.Kg1 Nh3+ 27.Kf1 Qf5 28.e4 Bxe4+ 29.Ke2 Qg4+ 30.Ke3 Re8 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2022.11.23"]
[Round "-"]
[White "Tampio, Tommi"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]

1.e4 e6 2.d4 d5 3.e5 c5 4.Nf3 Nc6 5.Bb5 Qb6 6.Bxc6+ bxc6 7.O-O cxd4 8.Nxd4 c5
9.Nf3 Ne7 10.Nc3 Bb7 11.Bg5 h6 12.Bh4 g5 13.Bg3 Nf5 14.Ne2 Be7 15.h3 h5 16.Bh2
O-O-O 17.c3 g4 18.hxg4 hxg4 19.Nd2 Rxh2 (19...Qc6!) 20.Kxh2 Rh8+ 21.Kg1 c4
22.b3 g3? (22...Bc5) 23.Nd4 (23.Nf3) 23...gxf2+ 24.Rxf2 Ng3 25.Rf1 Bc5?
(25...Bb4!) 26.Qg4 Rh1+ 27.Kf2 Ne4+?? (27...Rxf1+) 28.Nxe4 Bxd4+ 29.cxd4
(29.Ke2) Qxd4+ 30.Kg3 Qxe5+ 31.Qf4 Qxf4+ 32.Kxf4 Rxf1+ 33.Rxf1 dxe4 34.bxc4
Kd7 35.Ke5 Ke7 36.Rb1 Bc6 37.Kd4 Kd6 38.c5+ Kd7 39.g4 f6 40.Rf1 e5+ 41.Ke3 Ke7
42.Rf5 Bd7 43.Kxe4? (43.Rf2) Bxf5+ 44.Kxf5 Kd7 45.Kxf6 e4 46.g5 e3 47.g6 e2
48.g7 e1=Q 49.g8=Q Qf2+ 50.Kg7 Qg1+ 51.Kf7 Qf2+ 52.Kg7 Qg2+ 53.Kf7?? Qxa2+
54.Kf8 Qxg8+ 55.Kxg8 a5 0-1

[Event "Lauttasaari Cup"]
[Site "Helsinki FIN"]
[Date "2023.02.06"]
[Round "?"]
[White "Heikkinen, Jyrki"]
[Black "Dahal, Sameep"]
[Result "0-1"]
[Stage "Final"]
[TimeControl "720+6"]

1.d4 d5 2.e4 dxe4 3.Nc3 e6 4.Nxe4 Nf6 5.Ng3 c5 6.Nf3 Nc6 7.Be3 cxd4 8.Nxd4
Nxd4 9.Bxd4 Be7 10.Bd3 O-O 11.O-O Bd7 12.Qe2 Bc6 13.Bc3 Qd5 14.f3 Qc5+ 15.Kh1
Rad8 16.a3 a5 17.Ne4 Nxe4 18.fxe4 e5 19.Rf5 (19.Qe1) f6 20.Bc4+ Kh8 21.Rh5
(21.b4) Be8 22.Rh3 b5 23.Bd5 b4 24.axb4 axb4 25.Be1 Bf7 26.Bxf7 (26.Bf2! Qc8
27.c4) Rxf7 27.Qh5 (27.Rb3) g6 28.Qxg6 Rg7 29.Qf5 Qxc2 30.g3?? (30.Rg3) Qxb2
31.Ra7 Qe2 32.Ra1 Qb2 33.Ra7 Qb1 34.Qf2 Qxe4+ 35.Kg1 Bc5 36.Qxc5 Qxe1+ 37.Kg2
Rd2+ 38.Kf3 Qe2# 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2023.03.15"]
[Round "-"]
[White "Keto, Antti"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]

1.e4 e6 2.f4 d5 3.e5 c5 4.d4 Nc6 5.Nf3 Qb6 6.c3 cxd4 7.cxd4 Nh6 8.Nc3 Nf5
9.Bb5 Bd7 10.Bxc6 bxc6 11.O-O Be7? (11...c5) 12.Ne2? (12.g4) c5 13.g4 Nxd4
14.Nexd4 cxd4 15.Nxd4 Bc5 16.Be3 Qxb2 17.Rf2 Qa3 18.Bc1 Qh3 19.Rb1 O-O 20.Rb3
Qh4 21.Ba3 Bxa3 22.Rxa3 Rfc8 23.Nf3?? (23.g5) Qxg4+ 24.Rg2 Qxf4 25.Rc2 Rxc2
26.Qxc2 Rc8 27.Qf2 Qc1+ 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2023.06.28"]
[Round "1"]
[White "Heikkinen, Jyrki"]
[Black "Dahal, Sameep"]
[Result "1/2-1/2"]
[TimeControl "600+5"]

1.d4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 Be7 8.Be2 O-O
9.O-O a6 10.Kh1 cxd4 11.Nxd4 Nc5 12.Qe1 Bd7 13.Rd1 Nb4 14.a3 Nc6 15.Qf2 Nxd4
16.Bxd4 Na4 17.Nxa4 Bxa4 18.Bd3 Rc8 19.f5 f6 20.Qg3 (20.exf6 Bxf6 21.fxe6)
exf5 (20...Bxc2) 21.Bxf5 Bd7 22.Bxd7 Qxd7 23.exf6 Bd6 24.Qxg7+ (24.f7+! Rxf7
25.Rxf7 Qxf7 26.Qxd6) Qxg7 25.fxg7 Rxf1+ 26.Rxf1 Rxc2 27.Re1 Kf7 28.Kg1
(28.g3) Bc5 29.Bxc5 Rxc5 30.Re7+ Kg8 31.Rxb7 Rc2 32.h3 d4 33.Rd7 Rxb2 34.Rxd4
{no more moves recorded} 1/2-1/2

[Event "Lauttasaari Ch"]
[Site "Helsinki FIN"]
[Date "2024.03.11"]
[Round "1"]
[White "Salo, Mikko"]
[Black "Heikkinen, Jyrki"]
[Result "0-1"]
[TimeControl "3600+30"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 Bd7 7.O-O cxd4 8.cxd4 Nxd4
9.Nbd2 Nc6 10.Nb3 Qc7 11.Re1 Nge7 12.Bg5 Ng6 13.Rc1 Be7 14.Bxg6 hxg6 15.Bxe7
Kxe7 16.Nbd4 Qb6 17.Qd2 Nxd4 18.Nxd4 Rac8 19.b3 Rh5 20.Rxc8 Bxc8 21.Nf3 Bd7
22.b4 Bb5 23.Qf4 f6 24.g4 Rh8 25.Rc1 Bd7 26.exf6+ gxf6 27.g5 Rf8 28.a3 Qd6
29.gxf6+? (29.Qe3) Rxf6 30.Qg5 Qf4 31.Qxf4 Rxf4 32.Ne5 Kd6 33.Nd3 Rg4+ 34.Kf1
Bb5 35.Ke2 Re4+ 36.Kd2 Rd4 37.Rc3 Rxd3+ 38.Rxd3 Bxd3 39.Kxd3 Ke5 40.Ke3 Kf5
41.f4 g5 42.fxg5 Kxg5 43.a4 e5 44.Kd3 Kg4 45.b5 Kh3 46.a5 Kxh2 47.Ke3 Kg3
48.b6 axb6 49.axb6 Kg4 50.Kd3 Kf3 0-1

[Event "Casual Game"]
[Site "Helsinki FIN"]
[Date "2024.04.24"]
[Round "-"]
[White "Dahal, Sameep"]
[Black "Heikkinen, Jyrki"]
[Result "1/2-1/2"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3 Bd7 7.O-O Nh6 8.Na3 Nf5 9.g4
Nfe7 10.Bc2 O-O-O 11.dxc5 Qxc5 12.Be3 Qa5 13.Kh1 f6 14.Bd4 fxe5 15.Bxe5 Nxe5
16.Nxe5 Be8 17.Re1 Ng6 18.Qf3 Nxe5 19.Rxe5 Bd7 20.Rae1 Bd6? 21.R5e2 Rdf8
22.Qg2 g5 23.Bb3 h5 24.Re5 hxg4 25.Nc4 Qc7 (25...dxc4! 26.Rxa5 Bc6) 26.Nxd6+
Qxd6 27.R1e3? Rf3 (27...Rh4!) 28.Rxf3 gxf3 29.Qxg5 d4 30.h4 Rxh4+ 31.Qxh4 Qxe5
32.Qg3? 1/2-1/2
