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Berserk 20250307b JA and Caissa 1.21.7 JA wins Chess Engines Tournament for Android, 2025.03.24

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Another tournament of new versions of chess engines for Android is coming up. The Berserk 20250307b JA and Caissa 1.21.7 JA engines performed very well and shared 1st and 2nd place. At the bottom of the page, we have posted two interesting games played by the two engines mentioned above. The next tournaments are ongoing, so stay tuned for the results.

Chess Engines Diary Team

🕓 Time 3' 💻Tablet - Smasung Galaxy TAB S6 Lite, 4GB RAM

💾 90 games from the tournament download 
 🖬 GUI-Chess Tournament for Android, Country - Poland, City - Malbork
💾 All CEDR games for Android 24.494 games download (3') 

P Engine CEDR Score (Tie) Chg +/-/=
1: Berserk 20250307b JA 3498 17.0 / 18 129.00 +13 (+16 -0 =2)
2: Caissa 1.21.7 JA 3500 17.0 / 18 129.00 +13 (+16 -0 =2)
3: Fornax 4.0 JA 2400 13.0 / 18 73.00 +59 (+13 -5 =0)
4: Astra 5.1 JA 2400 13.0 / 18 73.00 +59 (+13 -5 =0)
5: Chess-3 JA 2400 8.0 / 18 30.50 +9 (+8 -10 =0)
6: Maello 0.1 JA 2400 8.0 / 18 30.00 +9 (+7 -9 =2)
7: Kopyto 0.1.0 JA 2400 6.5 / 18 19.00 -5 (+6 -11 =1)
8: Bluebetafish dev-b3b8603 JA 2400 5.5 / 18 16.00 -14 (+5 -12 =1)
9: Limbobot 0.1 JA 2400 2.0 / 18 0.00 -50 (+2 -16 =0)
10: Arcanum 2.5 JA 2400 0.0 / 18 0.00 -70 (+0 -18 =0)

More about engines for Android can be found on a special page - ANDROID.

Interesting game:

Partia mi si� podoba�a (ChessBase 16)
[Event "2025.03.24.AndroidChessEngines Tourn"] [Site "ChessEnginesTournament"] [Date "2025.03.24"] [Round "1.14"] [White "Caissa 1.21.7 JA"] [Black "Fornax 4.0 JA"] [Result "1-0"] [ECO "A04"] [WhiteElo "3500"] [BlackElo "2400"] [PlyCount "97"] [EventDate "2025.??.??"] [TimeControl "3"] {[%evp 0,97,20,12,53,32,20,-1,4,12,20,17,25,9,-12,-8,-8,-6,0,-4,-12,-4,-4,-38,-7,-16,-29,-19,-33,-25,-17,-13,-17,5,3,10,29,30,41,50,60,57,65,68,82,63,65,51,103,86,97,91,99,75,86,81,90,102,102,97,96,116,117,91,96,116,121,109,122,123,129,111,143,143,169,152,163,157,187,213,209,230,230,230,239,318,335,357,422,335,417,477,568,575,642,653,683,774,865,983]} 1. Nf3 c5 2. c4 Nf6 3. g3 Nc6 4. Bg2 d5 5. cxd5 Nxd5 6. d4 cxd4 7. Nxd4 Ndb4 8. Nxc6 Qxd1+ 9. Kxd1 Nxc6 10. Nc3 Bf5 11. Bd2 e5 12. Ke1 Rd8 13. Rc1 Be6 14. Bxc6+ bxc6 15. f3 Be7 16. Be3 O-O 17. b3 Ba3 18. Rc2 Bb4 19. Kf2 a5 20. Na4 Rc8 21. Nb6 Rc7 22. Bc5 Rd8 23. Rhc1 Bd2 24. Rd1 Be3+ 25. Ke1 Bg5 26. Bd6 Rb7 27. Rxc6 Be3 28. Nc4 Bxc4 29. Rxc4 Rbd7 30. Rd3 f6 31. Bc5 Rxd3 32. exd3 Bxc5 33. Rxc5 a4 34. Kd2 axb3 35. axb3 Rb8 36. Kc3 Kf7 37. b4 g6 38. Kc4 h5 39. b5 g5 40. Rc7+ Kg6 41. Rc6 g4 42. fxg4 hxg4 43. b6 Rb7 44. Kd5 Kf5 45. Rd6 Rb8 46. Kc6 Re8 47. b7 Kg5 48. Kd7 Rb8 49. Kc7 {adjudication} 1-0
Partia mi si� podoba�a (ChessBase 16)
[Event "2025.03.24.AndroidChessEngines Tourn"] [Site "ChessEnginesTournament"] [Date "2025.03.24"] [Round "1.40"] [White "Berserk 20250307b JA"] [Black "Astra 5.1 JA"] [Result "1-0"] [ECO "A21"] [WhiteElo "3498"] [BlackElo "2400"] [PlyCount "151"] [EventDate "2025.??.??"] [TimeControl "3"] {[%evp 0,87,19,-18,-25,-23,-22,-27,-27,-25,-6,-19,-37,-34,16,21,5,7,32,34,42,25,33,-17,40,18,18,18,18,20,33,26,73,43,104,72,56,49,76,37,40,26,39,22,24,30,40,43,86,92,74,89,85,85,34,38,32,32,36,36,40,44,131,124,103,112,146,146,123,128,142,150,142,137,165,143,154,143,135,108,111,69,133,128,129,148,168,148,136,136]} 1. c4 e5 2. Nc3 Nc6 3. g3 Bb4 4. Nd5 Bc5 5. e3 Nf6 6. Ne2 Nxd5 7. cxd5 Ne7 8. Bg2 c6 9. Nc3 Nxd5 10. Nxd5 cxd5 11. b4 Be7 12. Bb2 d6 13. Bxd5 O-O 14. Qb3 Bf6 15. O-O h5 16. Rfc1 h4 17. Qc4 Rb8 18. b5 Bd7 19. Ba3 Qb6 20. Rab1 Rbc8 21. Qb3 Rxc1+ 22. Bxc1 h3 23. a4 a6 24. bxa6 Qxb3 25. Rxb3 Rc8 26. Ba3 bxa6 27. Rb6 a5 28. Kf1 Bxa4 29. Rb7 Be8 30. Bxd6 Bc6 31. Bxf7+ Kh7 32. Rc7 Rxc7 33. Bxc7 a4 34. Bd6 Bd7 35. f3 g5 36. g4 e4 37. fxe4 Bb2 38. e5 Bxg4 39. Bc4 Kg6 40. d4 Kf5 41. Bd5 a3 42. Kf2 Kg6 43. Ba2 Bf5 44. Kg3 Bc1 45. Kf2 Bb2 46. Kf3 Bc2 47. e6 Kf6 48. d5 Kf5 49. Kg3 Be5+ 50. Bxe5 Kxe5 51. Kg4 Kf6 52. Kxh3 Bf5+ 53. Kg3 Ke5 54. h4 gxh4+ 55. Kxh4 Kf6 56. Kh5 Be4 57. Kg4 Ke5 58. e7 Bg6 59. Kg5 Be8 60. e4 Bd7 61. Kg6 Kxe4 62. Kf7 Ke5 63. e8=Q+ Bxe8+ 64. Kxe8 Kd6 65. Kd8 Kc5 66. Ke7 Kb4 67. d6 Kc3 68. d7 Kb2 69. Bd5 a2 70. Bxa2 Kxa2 71. Kd6 Kb3 72. Kc5 Ka3 73. d8=Q Kb3 74. Qd2 Ka3 75. Kc4 Ka4 76. Qb4# 1-0

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