[Event "US Open-87"]
[Site "Somerset"]
[Date "1986.??.??"]
[Round "9"]
[White "Katronis, John"]
[Black "Goldberg, Robert"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "54"]
[EventDate "1986.08.03"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. Nf3 d6 6. 0-0 Bg4 7. Na4 Bb6 8. Nxb6 axb6 9. h3 Bf5 10. d3 Qd7 11. Kh2 h6 12. Bd2 g5 13. g4 Be6 14. Bc3 h5 15. Nxg5 hxg4 16. Nxe6 Qxe6 17. e3 0-0-0 18. f4 Rdg8 19. f5 Qd7 20. Qa4 Kd8 21. b4 Ke7 22. b5 Nd8 23. Qb3 gxh3 24. Bf3 Qxf5 25. Be4 Ng4+ 26. Kh1 Nf2+ 27. Kh2 Qxe4 0-1

[Event "US Open-82"]
[Site "Palo Alto"]
[Date "1981.??.??"]
[Round "12"]
[White "Katronis, John"]
[Black "Chapman, Erik"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "27"]
[EventDate "1981.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 c5 3. d4 cxd4 4. Nxd4 Nf6 5. Bg5 Ne4 6. h4 Nxg5 7. hxg5 Qa5+ 8. Nc3 Qxg5 9. Nd5 Kd8 10. Nb5 Na6 11. Qa4 Bd7 12. Qa5+ Kc8 13. Nbc7 Kb8 14. Nxa6+ 1-0

