LC0 at tournaments...

Computer-chess-championship "CCC 8: Deep Dive Finals" 15'+5''

LC0             9.5/16
Stockfish     8.5/16
Leelenstein   7.5/16
Houdini        6.5/16

Watch on https://www.chess.com/computer-chess-championship



Top Chess Engine Championship "S15 - Superfinal" 120'+10''

Stockfish - LC0 10 - 12

Watch on https://tcec.chessdom.com

LC0 - Stockfish 15.5 - 11.5


Queen's Indian

[pgn][Site "http://tcec.chessdom.com"]
[Date "2019.05.15"]
[Round "26.1"]
[White "LCZero v0.21.1-nT40.T8.610"]
[Black "Stockfish 19050918"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "3589"]
[BlackElo "3587"]
[PlyCount "156"]
[EventDate "2019.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3
d5 9. O-O O-O 10. Ne5 Nfd7 11. Nd3 dxc4 12. Nb4 Bxb4 13. Bxb4 cxb3 14. axb3 Re8
15. Nd2 Nf6 16. Nc4 Nd5 17. Bd2 Ne7 18. Bf4 h6 19. h4 Bxc4 20. bxc4 Nd7 21. Ra6
Nb8 22. Ra3 Nd7 23. Qa1 a5 24. Rd1 Qc8 25. Bd6 Qd8 26. Rb3 Nf6 27. c5 Ned5 28.
e4 Nb4 29. Qb2 b5 30. Qe2 Nh7 31. Re3 Ra7 32. Ra1 Qf6 33. Be5 Qd8 34. Bd6 Qf6
35. Rd1 Qd8 36. Re1 Ra8 37. Rf1 Ra7 38. f4 Rd7 39. d5 exd5 40. e5 d4 41. Re4 d3
42. Qe3 Nf8 43. Kh2 Nd5 44. Qxd3 Ne6 45. f5 Rxd6 46. exd6 Nxc5 47. Rxe8+ Qxe8
48. Qc2 Nb7 49. Rc1 Ne3 50. Bxc6 Qe5 51. Qc3 Nxd6 52. Qxe5 Ng4+ 53. Kh3 Nxe5
54. Bxb5 Nxf5 55. Rc5 f6 56. h5 Kf7 57. Rc7+ Ne7 58. Ba4 Ke6 59. Ra7 Nf3 60.
Ra6+ Kd5 61. Bb3+ Kc5 62. Rxa5+ Kd6 63. Ra6+ Kc7 64. Bd1 Kb7 65. Be2 Ng5+ 66.
Kg4 Kb8 67. Bc4 Kc7 68. Kf4 Kd7 69. g4 Kc7 70. Ke3 Nh7 71. Bd3 Ng5 72. Kd4 Nc6+
73. Kc5 Ne6+ 74. Kb5 Ncd4+ 75. Kc4 Nc6 76. Bf5 Ne5+ 77. Kd5 Nf4+ 78. Ke4 Ne2
1-0[/pgn]

TCEC:

LC0 - Stockfish 20-16

Games: https://cd.tcecbeta.club/archive.html?season=15&div=sf&game=1


CCC:

Stockfish     33.5/61
LC0             33/61
Leelenstein   30.5/60
Houdini        24/60

TCEC:

LC0 - Stockfish 38-33


Two wins in a row in the same opening (Trompovsky attack).

[pgn]
[Event "TCEC Season 15 - Superfinal"]
[Site "http://tcec.chessdom.com"]
[Date "2019.05.21"]
[Round "61.1"]
[White "Stockfish 19050918"]
[Black "LCZero v0.21.1-nT40.T8.610"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "3587"]
[BlackElo "3589"]
[PlyCount "163"]
[EventDate "2019.??.??"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 Qb6 7. Bc1 d6 8. e4
e6 9. c4 g6 10. Ne2 Bg7 11. Nec3 O-O 12. Be2 Ne8 13. h4 h6 14. g4 Qd8 15. Be3
f5 16. f4 Qe7 17. h5 g5 18. Qd2 e5 19. fxg5 f4 20. Bf2 hxg5 21. Qd3 Nd7 22. Rg1
Bf6 23. Nd2 Qf7 24. O-O-O Bd8 25. Nf3 Kh7 26. Rg2 a6 27. Rdg1 Rg8 28. Qc2 Kh8
29. Kb1 Rb8 30. Ka1 Nef6 31. Nd1 Ba5 32. Nh4 Nf8 33. Bf3 b5 34. Nc3 Qe8 35. Nb1
Rb7 36. Nf5 Bxf5 37. gxf5 N8h7 38. h6 Bb4 39. Qe2 bxc4 40. Be1 Qd8 41. Nc3 Rb8
42. Kb1 Ba3 43. Na4 c3 44. Bxc3 Qd7 45. Qd1 Bb4 46. Ka1 Qb7 47. Qc2 a5 48. Qe2
Qd7 49. Qd1 c4 50. a3 Qb5 51. Qc2 Qe8 52. Be2 Qd7 53. Bf3 Qb5 54. Bd1 Bxc3 55.
Nxc3 Qc5 56. Qd2 Qd4 57. Qe1 Qb6 58. Qd2 Rb7 59. a4 Qc5 60. Qe1 Rb4 61. Qd2 Qb6
62. Qc1 Qd4 63. Qc2 Rb3 64. Be2 Rxc3 65. Qxc3 Qxc3 66. bxc3 Nxe4 67. Bf3 Nef6
68. Be2 e4 69. Bxc4 g4 70. Rb2 Ng5 71. Rb6 Nf7 72. Bf1 f3 73. c4 Nd7 74. Rb7
Nfe5 75. f6 e3 76. Rb3 e2 77. Bxe2 fxe2 78. Re3 Nf3 79. f7 Rf8 80. Rxg4 e1=Q+
81. Rxe1 Nxe1 82. Rg6 0-1[/pgn]

[pgn]
[Site "http://tcec.chessdom.com"]
[Date "2019.05.21"]
[Round "62.1"]
[White "LCZero v0.21.1-nT40.T8.610"]
[Black "Stockfish 19050918"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "3589"]
[BlackElo "3587"]
[PlyCount "164"]
[EventDate "2019.??.??"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 Qb6 7. Bc1 e6 8. e4
exd5 9. exd5 d6 10. c4 g6 11. Qe2+ Kd8 12. Qd1 Bg7 13. Bd3 Nfd7 14. Ne2 Ne5 15.
Nbc3 Bd7 16. O-O Na6 17. b3 Kc7 18. a3 Rae8 19. Bc2 Kb8 20. h3 f5 21. f4 Nf7
22. Rb1 Rhg8 23. Kh1 Qd8 24. Bd2 Qe7 25. Bd3 Nd8 26. b4 b6 27. b5 Nc7 28. Qc2
Bf6 29. a4 Nb7 30. Nc1 g5 31. fxg5 Bxg5 32. N1e2 Bxd2 33. Qxd2 Na5 34. Rf3 h5
35. Rbf1 h4 36. R1f2 Ref8 37. Qh6 Ne8 38. Re3 Qf6 39. Qxf6 Nxf6 40. Rf4 Bc8 41.
Rxh4 Nd7 42. Nf4 Ne5 43. Ne6 Rf6 44. Bf1 Re8 45. Rg3 Bxe6 46. dxe6 Rfxe6 47.
Nd5 Rg6 48. Rc3 Rg7 49. Rh6 Rg6 50. Rh4 Rf8 51. Rf4 Rf7 52. Be2 Rg5 53. Kh2 Ng6
54. Rf2 Ne5 55. Rf1 Rg8 56. Rf4 Rgf8 57. Rg3 Rh8 58. Kg1 Kc8 59. Rg5 Nb3 60.
Rgxf5 Rxf5 61. Ne7+ Kd7 62. Nxf5 Nc1 63. Bf1 Rf8 64. g4 Nb3 65. Rf2 Nd2 66. Bg2
Ndxc4 67. Bd5 Kc7 68. Ra2 Na5 69. Kh2 Re8 70. g5 Rf8 71. Nh4 Rd8 72. g6 Rd7 73.
Rg2 Rg7 74. Kg3 c4 75. Kf4 Nb3 76. Kg5 Nc5 77. Kh6 Nxg6 78. Nxg6 Rd7 79. Rc2
Rd8 80. Rxc4 Re8 81. h4 Re3 82. h5 Rd3 1-0

[/pgn]

CCC:

Final results
Stockfish   82.5/150
LC0           81/150
Leelenstein 76/150
Houdini      60.5/150


W-L totals
Stockfish 21-6
LC0      19-7
Leelenstein   12-10
Houdini  4-33


Head-to-head
Stockfish versus:
  LC0 3-4
  Leelenstein 7-2
  Houdini 11-0

LC0 versus:
  Leelenstein 2-1
  Houdini 13-3

Leelenstein versus:
  Houdini 9-1

TCEC:

LC0 - Stockfish 51-44 (W/L 14 - 7)

I think it's Stockfish's most impressive win. Anyway 26 h6 was completely out of the blue.

[pgn][Site "http://tcec.chessdom.com"]
[Date "2019.05.24"]
[Round "81.1"]
[White "Stockfish 19050918"]
[Black "LCZero v0.21.1-nT40.T8.610"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "3587"]
[BlackElo "3589"]
[PlyCount "82"]
[EventDate "2019.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Qd2 f5
9. O-O-O Nd7 10. exf5 gxf5 11. Nh3 Nc5 12. Kb1 a6 13. Nf2 b6 14. g4 Nf4 15. h4
Bd7 16. h5 fxg4 17. fxg4 a5 18. Be2 a4 19. Rdg1 Nxe2 20. Qxe2 e4 21. a3 Qe7 22.
g5 Qf7 23. g6 Qf3 24. gxh7+ Kxh7 25. Qe1 Rae8 26. h6 Be5 27. Rg7+ Kh8 28. Qg1
Bf5 29. Rh3 Qxf2 30. Qxf2 Bxh3 31. Rf7 Nd7 32. Bd4 Bxd4 33. Qxd4+ Ne5 34. Rxc7
Bf1 35. Nxe4 Bd3+ 36. Ka2 Rf4 37. Qe3 Ref8 38. Nxd6 Rf1 39. Qxe5+ R8f6 40. Qe8+
Rf8 41. Qxa4 Bb1+ 1-0[/pgn]

LC0 also won, but by systematically increasing its lead and crushing Stockfish like a road roller.

[pgn][Site "http://tcec.chessdom.com"]
[Date "2019.05.25"]
[Round "82.1"]
[White "LCZero v0.21.1-nT40.T8.610"]
[Black "Stockfish 19050918"]
[Result "1-0"]
[ECO "E88"]
[WhiteElo "3589"]
[BlackElo "3587"]
[PlyCount "142"]
[EventDate "2019.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. d5 c6 8. Qd2 cxd5
9. cxd5 Na6 10. g4 Nc5 11. h4 h5 12. g5 Ne8 13. b4 Nd7 14. Nh3 a5 15. b5 Nc5
16. Nf2 Kh7 17. Be2 b6 18. Nd3 f5 19. Rf1 Rf7 20. O-O-O Rb7 21. Kb1 Bd7 22. Nb2
Rc7 23. Bxc5 Rxc5 24. Rc1 f4 25. Rfd1 Bf8 26. Bf1 Ra7 27. Qc2 Rb7 28. Qb3 Be7
29. Nca4 Rxc1+ 30. Rxc1 Nc7 31. Rc6 Na8 32. Nc3 Kg7 33. Nc4 Be8 34. Bh3 Rb8 35.
Qd1 Nc7 36. a4 Bf8 37. Qd3 Kh7 38. Nb2 Kg7 39. Rc4 Qe7 40. Qd2 Kh7 41. Ne2 Bg7
42. Rc3 Na8 43. Nc1 Rb7 44. Rc8 Nc7 45. Qc2 Bf8 46. Nb3 Kg8 47. Qc4 Kg7 48. Nd3
Kh7 49. Nd2 Bg7 50. Ka1 Bf8 51. Ka2 Kg8 52. Kb1 Kh7 53. Ka1 Bg7 54. Ka2 Bf8 55.
Nb1 Qf7 56. Na3 Bg7 57. Nc1 Qe7 58. Nb3 Bf7 59. Nb1 Be8 60. Nc3 Ra7 61. Rb8 Bf8
62. Nd2 Kh8 63. Kb2 Kg7 64. Ndb1 Kh7 65. Nd2 Kg7 66. Nb3 Kg8 67. Rxb6 Qd8 68.
Rc6 Na8 69. Rc8 Qb6 70. Rxe8 Rc7 71. Qe2 Qa7 1-0[/pgn]

TCEC:

Final result

LC0 - Stockfish 53.5-46.5 (W/L 14 - 7)