[Event "URS-ch 1L"] [Site "Yerevan"] [Date "1955.??.??"] [Round "?"] [White "Vistaneckis, Isakas"] [Black "Kortschnoj, Viktor"] [Result "0-1"] [WhiteElo ""] [BlackElo ""] [ECO "E91"] 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. Nf3 Bg7 6. e4 O-O 7. Be2 e5 8. dxe6 Bxe6 9. O-O Nc6 10. Bg5 h6 11. Bf4 Qb6 12. Qb3 Rfd8 13. Qxb6 axb6 14. Rfd1 g5 15. Bg3 g4 16. Nd2 Nd4 17. Bd3 Nh5 18. Nf1 Nxg3 19. hxg3 Nc6 20. Ne3 Bxc3 21. bxc3 Ra3 22. Rab1 Rxc3 23. Rxb6 Rd7 24. Be2 h5 25. Bf1 Kg7 26. Rb3 Rxb3 27. axb3 Nd4 28. b4 b6 29. bxc5 bxc5 30. Rb1 Rd8 31. Rb6 Kf6 32. Bd3 Ke5 33. Rb7 Ra8 34. Rb1 Ra2 35. Kf1 Rd2 36. Rd1 Rxd1+ 37. Nxd1 Nc6 38. f4+ Kd4 39. Ke2 Nb4 40. f5 Nxd3 41. fxe6 fxe6 42. Kd2 Ne5 0-1

[Event "URS-ch sf"] [Site "Tula"] [Date "1950.??.??"] [Round "?"] [White "Vistaneckis, Isakas"] [Black "Kortschnoj, Viktor"] [Result "0-1"] [WhiteElo ""] [BlackElo ""] [ECO "A80"] 1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. e4 Nxe4 5. Nxe4 dxe4 6. f3 Nc6 7. c3 Qd5 8. Bf4 Bd7 9. Bxc7 e5 10. dxe5 Qc5 11. fxe4 Nxe5 12. Bxe5 Qxe5 13. Nf3 Qxe4+ 14. Qe2 O-O-O 15. Qxe4 fxe4 16. Ng5 Re8 17. Nf7 Rg8 18. Rd1 Be6 19. Ng5 Bxa2 20. Ra1 Bb3 21. Rxa7 Bc5 22. Ra8+ Kc7 23. Rxe8 Rxe8 24. Be2 Be3 25. Nh3 Ra8 26. Nf2 Ra1+ 27. Nd1 Bc1 28. Kf2 Bxb2 29. Ke3 Bxc3 30. Kxe4 Bf6 31. Re1 b5 32. Rf1 Bc2+ 33. Kd5 b4 34. Ne3 Rxf1 35. Bxf1 b3 36. Nc4 b2 37. Nxb2 Bxb2 38. Ke6 Bb3+ 39. Ke7 Ba3+ 40. Ke8 Bd6 41. Bd3 h6 42. h4 Bd5 43. g4 Be6 44. g5 hxg5 45. hxg5 Kc6 46. Bc2 Kd5 47. Bg6 Ke5 48. Bf7 Kf5 0-1