Vladimir Spiridonov 
-vs-
Nicholas Sonnenberg 


WCBO - 7th World Chessboxing Championships 2025 - 29 September 2025
Lagator Hall, Loznica

MASTER MALE: under 61 kg, FINAL
L
W
Vladimir Spiridonov Name Nicholas Sonnenberg
1-1-0 W-L-D 0-0-0
? Age ?
? Height ?
? Weight ?
? Reach ?
? ELO ?
Russia Country United States
St. Petersburg Hometown
Gym
Job

Sonnenberg wins via chess - checkmate (Round 5)

[Event "WCBO - 7th World Chessboxing Championships 2025"] [Site "Lagator Hall, Loznica, Serbia"] [Date "2025.09.29"] [Round "407"] [White "Vladimir Spiridonov"] [Black "Nicholas Sonnenberg"] [Result "*"] 1. e4 {[%clk 00:04:22]} {[%emt 00:00:01]} c5 {[%clk 00:04:29]} {[%emt 00:00:08]} 2. Nc3 {[%clk 00:04:20]} {[%emt 00:00:03]} d6 {[%clk 00:04:27]} 3. Nf3 {[%clk 00:04:18]} {[%emt 00:00:02]} Nf6 {[%clk 00:04:26]} {[%emt 00:00:01]} 4. d4 {[%clk 00:04:15]} {[%emt 00:00:03]} cxd4 {[%clk 00:04:25]} {[%emt 00:00:02]} 5. Nxd4 {[%clk 00:04:12]} {[%emt 00:00:02]} a6 {[%clk 00:04:24]} {[%emt 00:00:02]} 6. g3 {[%clk 00:04:09]} {[%emt 00:00:03]} e5 {[%clk 00:04:17]} {[%emt 00:00:07]} 7. Nf3 {[%clk 00:04:05]} {[%emt 00:00:04]} Be7 {[%clk 00:04:14]} {[%emt 00:00:02]} 8. Bg2 {[%clk 00:04:04]} {[%emt 00:00:01]} O-O {[%clk 00:04:10]} {[%emt 00:00:04]} 9. Nd5 {[%clk 00:03:59]} {[%emt 00:00:04]} Bg4 {[%clk 00:03:54]} {[%emt 00:00:16]} 10. O-O {[%clk 00:03:53]} {[%emt 00:00:06]} Nxe4 {[%clk 00:03:48]} {[%emt 00:00:06]} 11. Qe1 {[%clk 00:03:41]} {[%emt 00:00:12]} Nf6 {[%clk 00:03:25]} {[%emt 00:00:23]} 12. Ng5 {[%clk 00:03:33]} {[%emt 00:00:08]} h6 {[%clk 00:03:14]} {[%emt 00:00:12]} 13. Nxe7+ {[%clk 00:03:30]} {[%emt 00:00:03]} Qxe7 {[%clk 00:03:12]} {[%emt 00:00:02]} 14. Nf3 {[%clk 00:03:22]} {[%emt 00:00:07]} Nbd7 {[%clk 00:02:55]} {[%emt 00:00:17]} 15. Be3 {[%clk 00:03:19]} {[%emt 00:00:04]} Rac8 {[%clk 00:02:47]} {[%emt 00:00:07]} 16. c3 {[%clk 00:03:17]} {[%emt 00:00:01]} b5 {[%clk 00:02:45]} {[%emt 00:00:02]} 17. h3 {[%clk 00:03:13]} {[%emt 00:04:48]} Be6 {[%clk 00:02:41]} {[%emt 00:00:04]} 18. Rc1 {[%clk 00:03:06]} {[%emt 00:00:07]} Rfe8 {[%clk 00:02:39]} {[%emt 00:00:02]} 19. b3 {[%clk 00:03:04]} {[%emt 00:00:02]} Nd5 {[%clk 00:02:24]} {[%emt 00:00:15]} 20. c4 {[%clk 00:02:51]} {[%emt 00:00:13]} Nxe3 {[%clk 00:02:22]} {[%emt 00:00:02]} 21. Qxe3 {[%clk 00:02:48]} {[%emt 00:00:03]} bxc4 {[%clk 00:02:14]} {[%emt 00:00:08]} 22. Rxc4 {[%clk 00:02:41]} {[%emt 00:00:07]} Bxc4 {[%clk 00:02:11]} {[%emt 00:00:04]} 23. bxc4 {[%clk 00:02:32]} {[%emt 00:00:02]} Rxc4 {[%clk 00:02:07]} {[%emt 00:00:11]} 24. Nh4 {[%clk 00:02:23]} {[%emt 00:00:09]} Qe6 {[%clk 00:01:47]} {[%emt 00:00:21]} 25. Qd2 {[%clk 00:02:14]} {[%emt 00:00:08]} Nf6 {[%clk 00:01:37]} {[%emt 00:00:10]} 26. g4 {[%clk 00:02:08]} {[%emt 00:00:06]} Rd8 {[%clk 00:01:33]} {[%emt 00:00:04]} 27. g5 {[%clk 00:02:06]} {[%emt 00:00:02]} Rd4 {[%clk 00:01:19]} {[%emt 00:00:14]} 28. Qe3 {[%clk 00:01:54]} {[%emt 00:00:09]} Rxh4 {[%clk 00:01:05]} {[%emt 00:00:16]} 29. Qd2 {[%clk 00:01:50]} {[%emt 00:04:29]} hxg5 {[%clk 00:01:01]} {[%emt 00:00:05]} 30. Rd1 {[%clk 00:01:45]} {[%emt 00:00:05]} d5 {[%clk 00:00:59]} {[%emt 00:00:03]} 31. Qa5 {[%clk 00:01:39]} {[%emt 00:00:06]} Qd7 {[%emt 00:00:11]} 32. Rxd5 {[%clk 00:01:35]} {[%emt 00:00:02]} Nxd5 {[%clk 00:00:47]} {[%emt 00:00:02]} 33. Bxd5 {[%clk 00:01:32]} {[%emt 00:00:04]} Qxd5 {[%clk 00:00:45]} {[%emt 00:00:02]} 34. Qxd5 {[%clk 00:01:23]} {[%emt 00:00:08]} Rxd5 {[%clk 00:00:45]} {[%emt 00:00:01]} 35. Kg2 {[%clk 00:01:19]} {[%emt 00:00:04]} Rd2 {[%clk 00:00:44]} {[%emt 00:00:02]} 36. Kf3 {[%clk 00:01:17]} {[%emt 00:00:02]} Rxa2 {[%clk 00:00:42]} {[%emt 00:00:02]} 37. Ke3 {[%clk 00:01:12]} {[%emt 00:00:07]} f5 {[%clk 00:00:39]} {[%emt 00:00:01]} 38. f3 {[%clk 00:01:08]} {[%emt 00:00:04]} Rxh3 {[%clk 00:00:37]} {[%emt 00:00:01]} 39. Kd3 {[%clk 00:01:04]} {[%emt 00:00:04]} Ra3+ {[%clk 00:00:36]} {[%emt 00:00:01]} 40. Kc4 {[%clk 00:01:01]} {[%emt 00:00:02]} Rhxf3 {[%clk 00:00:35]} {[%emt 00:00:01]} 41. Kd5 {[%clk 00:00:59]} {[%emt 00:00:02]} Ra5+ {[%clk 00:00:34]} 42. Ke6 {[%clk 00:00:56]} {[%emt 00:00:03]} e4 {[%clk 00:00:33]} {[%emt 00:00:02]} 43. Kd6 {[%clk 00:00:52]} {[%emt 00:00:03]} e3 {[%clk 00:00:33]} {[%emt 00:00:01]} 44. Ke6 {[%clk 00:00:45]} {[%emt 00:00:06]} e2 {[%clk 00:00:32]} {[%emt 00:00:02]} 45. Kd6 {[%clk 00:00:36]} {[%emt 00:00:08]} e1=Q {[%clk 00:00:31]} {[%emt 00:00:02]} 46. Kc6 {[%clk 00:00:30]} {[%emt 00:00:05]} Qc3+ {[%clk 00:00:29]} {[%emt 00:00:02]} 47. Kb6 {[%clk 00:00:23]} {[%emt 00:00:08]} Qb4+ {[%clk 00:00:27]} {[%emt 00:00:01]} 48. Kc6 {[%clk 00:00:15]} {[%emt 00:00:07]} Rc3+ {[%clk 00:00:26]} {[%emt 00:00:02]} 49. Kd7 {[%clk 00:00:10]} {[%emt 00:00:04]} Rd5+ {[%clk 00:00:25]} {[%emt 00:00:02]} 50. Ke6 {[%clk 00:00:07]} {[%emt 00:00:03]} Qe4# {[%clk 00:00:22]} {[%emt 00:00:03]} 0-1