[Event "Seattle Seafair"]
[Site "Seattle"]
[Date "1968.??.??"]
[Round "?"]
[White "Pupols, Viktors"]
[Black "Corwin, Chris"]
[Result "1-0"]
[ECO "E43"]
[PlyCount "87"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "3"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nf3 Bb7 6. Bd3 Ne4 7. 0-0 Bxc3 8. bxc3 Nxc3 9. Qc2 Bxf3 10. gxf3 Qg5+ 11. Kh1 Qh5 12. Rg1 Qxf3+ 13. Rg2 f5 14. Ba3 Ne4 15. Rf1 Kf7 16. Be2 Qh3 17. d5 Na6 18. f3 Nf6 19. Rfg1 g6 20. Bb2 Rhg8 21. Qc3 Ne8 22. e4 Nc5 23. dxe6+ dxe6 24. exf5 Qxf5 25. Qc1 Ke7 26. Rg5 Qf7 27. Ba3 Nd6 28. Bxc5 bxc5 29. Rxc5 Kf8 30. Rc6 Rg7 31. Qe3 a5 32. Rd1 Qf6 33. c5 Nf5 34. Qe4 Re8 35. Ra6 Qc3 36. Bb5 Ree7 37. Ra8+ Kf7 38. Rdd8 Qc1+ 39. Kg2 Qb2+ 40. Kh3 g5 41. Rf8+ Kg6 42. Rxf5 exf5 43. Ra6+ Kh5 44. Qg4+ 1-0

[Event "US Open-67"]
[Site "Seattle"]
[Date "1966.08.21"]
[Round "8"]
[White "Corwin, Chris"]
[Black "Tarjan, James Edward"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "85"]
[EventDate "1966.08.14"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Bd3 0-0 7. Nge2 Ne8 8. Ng3 Nd7 9. Nf5 g6 10. Nxe7+ Qxe7 11. h4 Ng7 12. Bg5 f6 13. Bh6 Rf7 14. g4 a6 15. Qd2 Rb8 16. 0-0-0 b5 17. cxb5 Nb6 18. f3 c4 19. Bc2 axb5 20. Nxb5 Ba6 21. Nc3 Qb7 22. Be3 Rc7 23. Kb1 Nd7 24. Ba4 Nc5 25. Bxc5 Rxc5 26. Bc6 Qb4 27. Ka1 Ra5 28. Rh2 Bb7 29. Bxb7 Rxb7 30. Nb1 Rba7 31. a3 Qc5 32. Qc3 Ra4 33. Ka2 Ne8 34. Re2 Nc7 35. Qe3 Qa5 36. Qc1 Nb5 37. Re3 Qb4 38. Rf1 c3 39. Rxc3 Nxc3+ 40. Qxc3 Qb6 41. b4 Rxb4 42. Qc8+ Kg7 43. Ka1 0-1

