[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Bonch Osmolovsky, Mikhail"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "B51"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O a6 5. Bxc6+ bxc6 6. d4 cxd4 7. Qxd4 e5 8. Qd3 Nf6 9. Rd1 Qc7 10. c4 Nd7 11. Be3 Be7 12. Nc3 Nc5 13. Bxc5 dxc5 14. Na4 Bg4 15. h3 Bxf3 16. Qxf3 O-O 17. Qe3 Qa7 18. Qg3 Qc7 19. Qe3 Qa7 20. Qc3 Qc7 21. Qc2 Rfd8 22. Nc3 Qa5 23. b3 g6 24. Kf1 Kg7 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Estrin, Yacov"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "C17"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nf3 cxd4 7. Nb5 Bxd2+ 8. Qxd2 O-O 9. Bd3 Nbc6 10. O-O-O Bd7 11. Qg5 Ng6 12. Qg3 Nb4 13. Nbxd4 Nxa2+ 14. Kb1 Nb4 15. c3 Nxd3 16. Rxd3 f6 17. Re1 a5 18. h4 Nxe5 19. Nxe5 fxe5 20. Rxe5 Rf6 21. Rde3 Qf8 22. f3 a4 23. Ka2 Re8 24. Qe1 Qf7 25. g3 Rc8 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Fridstein, Grigory"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "E69"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 Re8 10. Re1 a5 11. Be3 a4 12. d5 Bf8 13. Qc2 Qa5 14. Bf1 Nc5 15. Rab1 Bd7 16. Nd2 cxd5 17. cxd5 b5 18. b4 axb3 19. Nxb3 Nxb3 20. Qxb3 Reb8 21. Qb4 Be7 22. Qxa5 Rxa5 23. Rb4 Ra3 24. Nxb5 Rxa2 25. Reb1 Kg7 26. Kg2 Rc8 27. Bd3 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Moiseev, Oleg L"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "A53"] 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 Be7 5. e4 O-O 6. h3 Na6 7. Be3 Nc5 8. Qc2 Nh5 9. g3 Bg5 10. Qd2 Bxe3 11. Qxe3 a5 12. Be2 Nf6 13. O-O-O Re8 14. g4 Nfd7 15. h4 Nf8 16. Nh3 Bd7 17. Rdg1 c6 18. h5 a4 19. g5 Bxh3 20. Rxh3 g6 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Averbakh, Yuri L"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "A47"] 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. Nbd2 Bb7 6. Bd3 Be7 7. c3 O-O 8. O-O Nc6 9. Qe2 d6 10. e4 cxd4 11. Nxd4 Ne5 12. Ba6 Bxa6 13. Qxa6 Qc8 14. Qe2 Nc6 15. Nc2 h6 16. Bh4 b5 17. a4 a6 18. Ne3 Qb7 19. Rfd1 Rfd8 20. axb5 axb5 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Beilin, Mikhail Abramovich"] [Result "1-0"] [WhiteElo ""] [BlackElo ""] [ECO "D54"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Rc1 b6 8. cxd5 Nxd5 9. Nxd5 exd5 10. Bxe7 Qxe7 11. Be2 Qb4+ 12. Qd2 Qxd2+ 13. Kxd2 c6 14. Nf3 Bg4 15. Ne5 Bxe2 16. Kxe2 Rc8 17. Rc3 f6 18. Nd3 a5 19. Rhc1 Kf7 20. Nf4 Rd8 21. Rb3 Ra6 22. h4 Ke7 23. h5 Kd6 24. Rbc3 Ra7 25. Ng6 Rad7 26. Nh4 Kc7 27. Nf5 Kb7 28. Kf3 Re8 29. a3 b5 30. Kg3 Re6 31. f3 Na6 32. Kf4 Nc7 33. e4 dxe4 34. fxe4 Ne8 35. Rc5 Nc7 36. a4 bxa4 37. Rxa5 Nb5 38. d5 1-0

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Chistiakov, Alexander Nikolaevi"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "A63"] 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c5 6. d5 d6 7. O-O e6 8. Nc3 exd5 9. cxd5 Re8 10. a4 Nbd7 11. a5 a6 12. Bf4 Qc7 13. Nd2 Nh5 14. Bg5 Ne5 15. Nde4 f5 16. Nd2 Bd7 17. Qb3 h6 18. Bf4 Nxf4 19. gxf4 Nf7 20. e3 Kh7 21. Nc4 Re7 22. Bh3 Rg8 23. Kh1 Bf6 24. Rg1 Bh4 25. Qc2 h5 26. Bf1 Nh6 27. Bd3 Ng4 28. Rg2 Be8 29. Rag1 Reg7 30. f3 Nh6 31. e4 fxe4 32. fxe4 Bb5 33. e5 Bxc4 34. Bxc4 Qf7 35. Qe4 Nf5 36. Bd3 Kh6 37. Ne2 Bd8 38. Ng3 Bxa5 39. e6 Qf6 40. Qa4 Nxg3+ 41. hxg3 c4 42. Qxc4 Rc7 43. Qe4 Kg7 44. Re2 Kf8 45. Rgg2 Bb6 46. Rc2 Bc5 47. Rc1 a5 48. Rgc2 b6 49. b3 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Golovko, Nikolay Grigorievic"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "E72"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. g3 d6 6. Bg2 e5 7. d5 Nbd7 8. Nge2 a5 9. O-O Nc5 10. f3 Ne8 11. Be3 f5 12. Qd2 Bd7 13. Rab1 b6 14. b3 Qc8 15. a3 fxe4 16. Nxe4 Nxe4 17. fxe4 Nf6 18. Bg5 Bg4 19. Nc3 Qd7 20. Rf2 Nh5 21. Rbf1 Rxf2 22. Rxf2 Rf8 23. Nb5 Bf6 24. Be3 Be7 25. Rxf8+ Bxf8 26. Qf2 Qc8 27. Bf3 Bd7 28. Bxh5 gxh5 29. Qf6 Bxb5 30. Qg5+ Kh8 31. cxb5 Qe8 32. Qf6+ Bg7 33. Qe6 Qf8 34. Kg2 h4 35. Bg5 hxg3 36. hxg3 h6 37. Bh4 a4 38. bxa4 Qa8 39. Bf6 Qxa4 40. Qc8+ Kh7 41. Qf5+ Kh8 42. Qg6 Bxf6 43. Qxf6+ Kh7 44. Qf7+ Kh8 45. Qg6 Qxb5 46. Kh3 Qd7+ 47. Kh4 c5 48. dxc6 Qxc6 49. Kh5 Qd7 50. Qxh6+ Kg8 51. Kg5 d5 52. Qg6+ Kf8 53. Qf6+ Kg8 54. Qxe5 d4 55. Kf4 d3 56. Qg5+ Kf8 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Kan, Ilia Abramovich"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "E49"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. f3 d5 7. cxd5 exd5 8. e3 c5 9. Bd3 b6 10. Ne2 Ba6 11. Bxa6 Nxa6 12. O-O Nc7 13. Ng3 Re8 14. Qd3 Qd7 15. e4 Qb5 16. Qxb5 Nxb5 17. e5 Nd7 18. Bb2 f6 19. f4 fxe5 20. fxe5 g6 21. Rfd1 Nc7 22. Nf1 b5 23. a4 bxa4 24. Ne3 Rab8 25. Bc1 Rb3 26. Rxa4 a6 27. c4 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Panov, Vasily N"] [Result "0-1"] [WhiteElo ""] [BlackElo ""] [ECO "E62"] 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nc6 7. Nc3 e5 8. d5 Ne7 9. e4 b6 10. Rb1 a5 11. a3 Bd7 12. b4 axb4 13. axb4 Qc8 14. c5 bxc5 15. bxc5 Bh3 16. c6 h6 17. Rb7 Ne8 18. Nd2 Bxg2 19. Kxg2 f5 20. f3 Qd8 21. Nc4 Nc8 22. Be3 f4 23. Bf2 fxg3 24. hxg3 h5 25. Be3 Qf6 26. Qd2 Qf7 27. Nb5 Ra4 28. Qc2 Ra8 29. Bb6 h4 30. Bxc7 Qf6 31. Ba5 hxg3 32. Qe2 g5 33. Bd2 Ne7 34. Nb6 Ra2 35. Nc3 Rxd2 36. Qxd2 g4 37. Rxe7 Qh4 38. Kg1 Bh6 39. f4 Qxe7 40. Nd7 Bxf4 41. Rxf4 Rxf4 42. Qg2 Rf3 43. Ne2 Qg5 44. Nb6 Qe3+ 0-1

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Sherbakov, Vitaly S"] [Result "1-0"] [WhiteElo ""] [BlackElo ""] [ECO "E14"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. Nc3 Nc6 8. d5 Nb4 9. Be2 exd5 10. a3 dxc4 11. axb4 cxb4 12. Nb5 d5 13. Rxa7 Rxa7 14. Nxa7 O-O 15. Nb5 Qa8 16. Nbd4 Bd6 17. b3 Rc8 18. Bd2 g6 19. Qb1 c3 20. Bc1 Rc5 21. Bd3 Ne4 22. Ne1 Ra5 23. f3 Nc5 24. Rf2 Qe8 25. Bf1 Qa8 26. Ndc2 Na6 27. Nd3 Qf8 28. Nd4 Nc7 29. g4 Bc5 30. Ra2 Qa8 31. Rxa5 Qxa5 32. Nc2 Bd6 33. Qa1 Kf8 34. Kf2 Ba6 35. h4 f6 36. Qb1 Ne6 37. Nd4 Nc5 38. h5 Kf7 39. hxg6+ hxg6 40. Be2 Bb7 41. Nf4 Bxf4 42. exf4 Qa8 43. Bd3 Qg8 44. Be3 Ba6 45. Bxa6 Nxa6 46. Qa2 Qc8 47. Nc2 Qb7 48. Kg3 Nc5 49. Nxb4 Ne6 50. Qh2 Kg7 51. f5 Qb8+ 52. Kg2 Qxh2+ 53. Kxh2 gxf5 54. gxf5 Nc5 55. Nxd5 1-0

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Petrosian, Tigran V"] [Black "Zagoriansky, Evgeny"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "C91"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5 11. Bc2 c6 12. h3 Bh5 13. dxc6 Qb6 14. Nbd2 Qxc6 15. Nf1 Rfd8 16. Ng3 Bg6 17. Nh4 d5 18. Nhf5 Bf8 19. exd5 Rxd5 20. Qf3 Re8 21. Ne4 Rd7 22. h4 h5 23. Bg5 Nxe4 24. Bxe4 Qe6 25. g4 hxg4 26. Qxg4 Nc4 27. h5 Bh7 28. f3 Nd6 29. Nxd6 Qxg4+ 30. fxg4 Rxd6 31. Bxh7+ Kxh7 32. Rad1 f6 33. Rxd6 Bxd6 34. Be3 Rc8 35. Kg2 b4 36. Rc1 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Ravinsky, Grigory Ionovich"] [Black "Petrosian, Tigran V"] [Result "1/2-1/2"] [WhiteElo ""] [BlackElo ""] [ECO "B18"] 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 Nd7 8. Nf4 Bh7 9. Bc4 Ngf6 10. O-O Qc7 11. Re1 Nb6 12. Bb3 O-O-O 13. Bxf7 e5 14. Be6+ Kb8 15. Nd3 Rxd4 16. Be3 Rd8 17. Qe2 e4 18. Nc5 Bxc5 19. Bxc5 Qe5 20. Bxb6 axb6 21. Bb3 Qf4 22. Qe3 Qxh4 23. a4 Rhf8 24. Be6 Bg8 25. Nf5 Qg5 26. Qxg5 hxg5 27. Bxg8 Rxg8 28. Rad1 1/2-1/2

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Simagin, Vladimir"] [Black "Petrosian, Tigran V"] [Result "0-1"] [WhiteElo ""] [BlackElo ""] [ECO "E24"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nc6 6. f3 b6 7. e4 Ba6 8. Bg5 Na5 9. e5 h6 10. Bh4 g5 11. Bf2 Nh5 12. h4 f5 13. exf6 Qxf6 14. c5 Bxf1 15. Kxf1 g4 16. Qd3 O-O 17. Re1 Nf4 18. Qc2 Nc4 19. g3 Qf5 20. Rc1 Qd3+ 21. Qxd3 Nxd3 22. Rd1 Ndb2 23. Ra1 gxf3 24. Nh3 bxc5 25. Kg1 Nd3 26. Kh2 Rab8 27. Ra2 Rb3 28. dxc5 e5 29. g4 e4 30. g5 e3 31. gxh6 exf2 32. Nxf2 Nxf2 33. Rxf2 Kh7 34. Rd1 Rf7 35. c6 d6 36. Rd3 Rb2 37. Kg3 Rxf2 38. Kxf2 Ne5 39. Rd4 Nxc6 40. Ra4 Kxh6 0-1

[Event "Moscow-ch"] [Site "Moscow"] [Date "1950.??.??"] [Round "?"] [White "Soloviev, Vladimir A"] [Black "Petrosian, Tigran V"] [Result "0-1"] [WhiteElo ""] [BlackElo ""] [ECO "B11"] 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. Bd3 dxe4 8. Nxe4 Qxd4 9. Be3 Bb4+ 10. Ke2 Qd8 11. Qg3 Nxe4 12. Qxg7 Qf6 13. Qg4 Bc5 14. Qxe4 Bxe3 15. Qxe3 Nd7 16. Rhd1 Nb6 17. c3 Nd5 18. Qe4 Rg8 19. Kf1 Rg5 20. Re1 O-O-O 21. Qh4 Rdg8 22. Be4 Rxg2 23. Qxf6 Rg1+ 24. Ke2 Rxe1+ 25. Rxe1 Nxf6 26. Bf3 Nd5 27. Be4 h6 28. Kf3 Kd7 29. Bc2 f5 30. Rd1 Ke7 31. Bb3 Rd8 32. Bc2 Nb6 33. Re1 Kf6 34. Re2 e5 35. Bb3 Rd3+ 36. Kg2 Nd5 37. Kh2 Rxh3+ 38. Kxh3 Nf4+ 39. Kh4 Nxe2 40. Kh5 Nf4+ 0-1