Yu, Zachary vs Chang, Ethan
Oceania Age Groups 2026 | Open · Round 5 · 2026.04.08 · 0-1 · D43 Semi-Slav Defense
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PGN
[Event "Oceania Age Groups 2026 | Open"]
[Site "Lichess"]
[Date "2026.04.08"]
[Round "5"]
[White "Yu, Zachary"]
[Black "Chang, Ethan"]
[Result "0-1"]
[PlyCount "142"]
[WhiteElo "2046"]
[WhiteFideId "4311930"]
[WhiteTitle "CM"]
[BlackElo "2134"]
[BlackFideId "3245080"]
[ECO "D43"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2026-05-04"]
1. d4 { [%clk 1:30:55] } 1... d5 { [%clk 1:30:45] } 2. c4 { [%clk 1:31:15] }
2... c6 { [%clk 1:31:14] } 3. Nf3 { [%clk 1:31:40] } 3... Nf6
{ [%clk 1:31:39] } 4. Nc3 { [%clk 1:32:06] } 4... e6 { [%clk 1:31:42] } 5. Qd3
{ [%clk 1:32:30] } 5... dxc4 { [%clk 1:25:39] } 6. Qxc4 { [%clk 1:32:51] } 6...
b5 { [%clk 1:25:28] } 7. Qd3 { [%clk 1:33:15] } 7... Bb7 { [%clk 1:18:29] } 8.
e4 { [%clk 1:30:33] } 8... b4 { [%clk 1:04:53] } 9. Na4 { [%clk 1:29:54] } 9...
c5 { [%clk 0:46:59] } 10. Nxc5 { [%clk 1:13:40] } 10... Bxc5 { [%clk 0:37:05] }
11. dxc5 { [%clk 1:14:00] } 11... Qxd3 { [%clk 0:32:49] } 12. Bxd3
{ [%clk 1:13:24] } 12... Bxe4 { [%clk 0:33:13] } 13. Ke2 { [%clk 1:04:13] }
13... Nc6 { [%clk 0:31:16] } 14. Bf4 { [%clk 1:03:22] } 14... O-O
{ [%clk 0:30:05] } 15. Bd6 { [%clk 0:59:52] } 15... Rfd8 { [%clk 0:29:27] }
16. Rhd1 { [%clk 0:53:01] } 16... Rd7 $6
{ Inaccuracy. Bxd3+ was best.[%clk 0:26:12] } 17. Bb5 { [%clk 0:50:55] } 17...
a6 { [%clk 0:20:07] } 18. Ba4 { [%clk 0:49:59] } 18... Rc8 { [%clk 0:16:37] }
19. Rac1 { [%clk 0:44:37] } 19... Bd5 $2
{ Mistake. h5 was best.[%clk 0:15:45] } 20. Bxc6 $4
{ Blunder. Ne5 was best.[%clk 0:23:43] } 20... Bxc6 { [%clk 0:15:46] } 21. Ne5
{ [%clk 0:24:07] } 21... Bb5+ { [%clk 0:16:08] } 22. Ke1 { [%clk 0:24:32] }
22... Rdd8 { [%clk 0:15:54] } 23. Be7 { [%clk 0:22:35] } 23... Rxd1+
{ [%clk 0:15:43] } 24. Rxd1 { [%clk 0:20:56] } 24... Nd5 { [%clk 0:15:05] } 25.
Bd6 { [%clk 0:21:21] } 25... f6 { [%clk 0:10:46] } 26. Nf3 { [%clk 0:21:15] }
26... Kf7 { [%clk 0:10:07] } 27. Nd4 { [%clk 0:20:33] } 27... Bd7
{ [%clk 0:10:14] } 28. Rc1 { [%clk 0:19:29] } 28... e5 { [%clk 0:10:10] } 29.
Nb3 $2 { Mistake. Nc2 was best.[%clk 0:18:00] } 29... Ke6 $6
{ Inaccuracy. Nf4 was best.[%clk 0:10:20] } 30. Kd2 { [%clk 0:17:44] } 30...
Bb5 { [%clk 0:10:17] } 31. g3 { [%clk 0:16:43] } 31... g5 { [%clk 0:09:38] }
32. Re1 { [%clk 0:15:29] } 32... Kd7 { [%clk 0:08:21] } 33. Na5
{ [%clk 0:14:50] } 33... h5 { [%clk 0:06:27] } 34. a3 { [%clk 0:12:35] } 34...
Rh8 { [%clk 0:04:08] } 35. Re4 { [%clk 0:12:31] } 35... Ke6 { [%clk 0:03:51] }
36. axb4 { [%clk 0:12:20] } 36... Kf5 { [%clk 0:04:09] } 37. Re1
{ [%clk 0:09:24] } 37... h4 { [%clk 0:04:38] } 38. g4+ $4
{ Blunder. c6 was best.[%clk 0:07:57] } 38... Kxg4 { [%clk 0:04:07] } 39. Rc1
{ [%clk 0:07:43] } 39... Kf5 { [%clk 0:03:07] } 40. c6 { [%clk 0:06:16] } 40...
Ke6 { [%clk 0:03:35] } 41. Bc5 { [%clk 0:05:42] } 41... Rc8 { [%clk 0:04:00] }
42. Ba7 $6 { Inaccuracy. Ra1 was best.[%clk 0:05:29] } 42... Nxb4
{ [%clk 0:03:38] } 43. c7 { [%clk 0:05:43] } 43... Nd5 { [%clk 0:04:00] } 44.
Bb8 { [%clk 0:04:06] } 44... Kd7 { [%clk 0:04:24] } 45. Nb7 { [%clk 0:04:27] }
45... Nxc7 { [%clk 0:02:27] } 46. Nc5+ { [%clk 0:04:11] } 46... Ke7
{ [%clk 0:02:49] } 47. Ne4 { [%clk 0:03:12] } 47... Rd8+ { [%clk 0:02:40] } 48.
Ke1 { [%clk 0:03:38] } 48... Nd5 { [%clk 0:01:52] } 49. Ba7 { [%clk 0:03:30] }
49... Nf4 { [%clk 0:02:19] } 50. Rc7+ { [%clk 0:03:47] } 50... Ke6
{ [%clk 0:02:41] } 51. f3 { [%clk 0:03:10] } 51... Nd3+ { [%clk 0:03:01] } 52.
Kf1 { [%clk 0:03:36] } 52... Nxb2+ { [%clk 0:02:46] } 53. Kg2
{ [%clk 0:04:00] } 53... Nd3 { [%clk 0:02:35] } 54. Rb7 { [%clk 0:03:58] }
54... Rd7 { [%clk 0:02:38] } 55. Rb6+ { [%clk 0:04:23] } 55... Ke7
{ [%clk 0:02:40] } 56. Bb8 { [%clk 0:04:49] } 56... Nf4+ { [%clk 0:03:00] } 57.
Kf2 { [%clk 0:05:09] } 57... Nd5 { [%clk 0:03:19] } 58. Bd6+ { [%clk 0:05:00] }
58... Kf7 { [%clk 0:02:54] } 59. Rb8 { [%clk 0:05:09] } 59... Ne7
{ [%clk 0:02:44] } 60. Bb4 { [%clk 0:04:41] } 60... Bc6 { [%clk 0:01:33] } 61.
Nc5 { [%clk 0:04:20] } 61... Ra7 $6 { Inaccuracy. Rd4 was best.[%clk 0:01:39] }
62. Ba3 $6 { Inaccuracy. Ba5 was best.[%clk 0:04:23] } 62... a5
{ [%clk 0:01:33] } 63. Rd8 { [%clk 0:03:47] } 63... Ra8 { [%clk 0:01:11] } 64.
Rd6 { [%clk 0:04:11] } 64... Rc8 { [%clk 0:01:15] } 65. Nb3 { [%clk 0:03:33] }
65... Nf5 { [%clk 0:01:11] } 66. Rd3 { [%clk 0:03:44] } 66... a4
{ [%clk 0:01:27] } 67. Nc5 { [%clk 0:03:59] } 67... Nd4 { [%clk 0:01:52] } 68.
Rd1 { [%clk 0:03:12] } 68... Bxf3 { [%clk 0:02:03] } 69. Rb1 { [%clk 0:03:37] }
69... Bc6 { [%clk 0:02:23] } 70. Rb2 { [%clk 0:03:36] } 70... g4
{ [%clk 0:02:44] } 71. Nd3 { [%clk 0:03:50] } 71... Rg8 { [%clk 0:02:52] } 0-1