Player profile
Chua, Zachary McDonald
Dossier
22 of 25 games analyzed.
Accuracy: 88.4%
Opened d4: 11/12Opened e4: 1/12
Castled kingside: 20Same-side castling: 17Did not castle: 1Castled queenside: 1Opposite-side castling: 1
Played on the kingside: 8Played on the queenside: 6Played in the center: 3Fianchettoed queenside: 3Fianchettoed kingside: 2
Sacrificed material: 15Initiated exchanges: 15Backward pawn: 14Active pieces: 13Kept the bishop pair: 10Isolated pawn: 10Missed tactics: 9Space advantage: 9Avoided exchanges: 2Played gambits: 1
Openings
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As White 12 games 6W 2D 4L
Indian Defense 6 games 2W 2D 2L
Accelerated London System 6 games 2W 2D 2L
(unspecified)
6 games
2W
2D
2L
Queen's Pawn Game 4 games 3W 0D 1L
Accelerated London System 3 games 3W 0D 0L
(unspecified)
3 games
3W
0D
0L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Dutch Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Defense 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
Chameleon Variation
1 game
1W
0D
0L
As Black 13 games 6W 1D 5L
Sicilian Defense 2 games 1W 1D 0L
Scheveningen Variation 1 game 1W 0D 0L
Modern Variation
1 game
1W
0D
0L
Moscow Variation 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
English Opening 2 games 2W 0D 0L
Agincourt Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Anglo-Indian Defense 1 game 1W 0D 0L
King's Knight Variation
1 game
1W
0D
0L
Indian Defense 2 games 1W 0D 1L
Accelerated London System 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Queen's Gambit Declined 2 games 0W 0D 2L
Harrwitz Attack 1 game 0W 0D 1L
Fianchetto Defense
1 game
0W
0D
1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Catalan Opening 1 game 0W 0D 0L
Closed 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Zukertort Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Bird Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Slav Defense 1 game 0W 0D 1L
Modern Line 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 1 game 0W 0D 1L
Rubinstein Variation 1 game 0W 0D 1L
Blackburne Defense
1 game
0W
0D
1L
Blunders Top 4 of 132
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 25 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.08 | Round 9: Railwani, Tavish - Chua, Zachary McDonald | 9.5 | 2026.07.08 Railwani, Tavish (2410249) (1891) | 1 | 88.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2026.07.07 | Round 8: Grant, Jonathan I M - Chua, Zachary McDonald | 8.9 | 2026.07.07 Grant, Jonathan I M (2400294) (2115) | * | - | 1. c4 e6 2. g3 Nf6 3. Bg2 d5 | |
| 2026.07.07 | Round 7: Chua, Zachary McDonald - McKay, Roderick M | 7.5 | 2026.07.07 McKay, Roderick M (2400049) (2149) | ½ | 84.70% | 1. d4 Nf6 2. Bf4 b6 3. e3 Bb7 | |
| 2026.07.06 | Round 6: Blackford, Ross - Chua, Zachary McDonald | 6.7 | 2026.07.06 Blackford, Ross (2409011) (2077) | ½ | 74.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2026.07.05 | Round 5: Chua, Zachary McDonald - Cheng, Louis | 5.6 | 2026.07.05 Cheng, Louis (2410389) (2122) | ½ | 83.90% | 1. d4 Nf6 2. Bf4 c5 3. d5 d6 | |
| 2026.07.05 | Round 4: McCusker, Andrew - Chua, Zachary McDonald | 4.8 | 2026.07.05 McCusker, Andrew (2404281) (2042) | 1 | 93.40% | 1. c4 e6 2. g3 Nf6 3. Bg2 d5 | |
| 2026.07.04 | Round 3: Chua, Zachary McDonald - McKay, Jonathan | 3.13 | 2026.07.04 McKay, Jonathan (2405512) (2036) | 1 | 93.30% | 1. d4 Nf6 2. Bf4 d5 3. e3 c5 | |
| 2026.07.03 | Round 2: Nield, Christopher - Chua, Zachary McDonald | 2.24 | 2026.07.03 Nield, Christopher (2410044) (1717) | 1 | 90.20% | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | |
| 2026.07.03 | Round 1: Chua, Zachary McDonald - Greet, Andrew N | 1.2 | 2026.07.03 Greet, Andrew N (405817) (2413) | 0 | 91.50% | 1. d4 Nf6 2. Bf4 c5 3. d5 d6 | |
| 2026.05.25 | Round 7: Ridge, Michael - Chua, Zachary McDonald | 7.12 | 2026.05.25 Ridge, Michael (2401894) (1892) | 1 | 93.10% | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 | |
| 2026.05.25 | Round 6: Chua, Zachary McDonald - Jennings, Richard | 6.8 | 2026.05.25 Jennings, Richard (2404435) (1935) | 0 | 74.00% | 1. d4 d6 2. Bf4 Nf6 3. e3 Nbd7 | |
| 2026.05.24 | Round 5: Klingelhoefer, Jan Alfred - Chua, Zachary McDonald | 5.13 | 2026.05.24 Klingelhoefer, Jan Alfred (34659960) (1935) | 1 | 91.20% | 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2026.05.24 | Round 4: Chua, Zachary McDonald - Irving, Neil | 4.19 | 2026.05.24 Irving, Neil (2402238) (1892) | 1 | 95.50% | 1. d4 d5 2. Bf4 Nf6 3. e3 c5 | |
| 2026.05.23 | Round 3: Mittal, Advik - Chua, Zachary McDonald | 3.12 | 2026.05.23 Mittal, Advik (2410206) (1903) | 0 | - | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | |
| 2026.05.23 | Round 2: Chua, Zachary McDonald - Malkin, Jamie | 2.8 | 2026.05.23 Malkin, Jamie (2403668) (2132) | 0 | 63.60% | 1. d4 f5 2. Bf4 Nf6 3. e3 d6 | |
| 2026.05.22 | Round 1: Burnett, Walter - Chua, Zachary McDonald | 1.11 | 2026.05.22 Burnett, Walter (2401134) (1916) | 1 | - | 1. f4 Nf6 2. Nf3 d5 3. g3 Bf5 | |
| 2025.07.02 | Game 2: Sugraliyev, Akhmediyar - Chua, Zachary McDonald | 2.11 | 2025.07.02 Mukhtaruly, Akhmediyar (13784714) (1717) | 0 | 91.40% | 1. d4 d5 2. Nf3 c6 3. c4 Nf6 | |
| 2025.07.01 | Game 1: Chua, Zachary McDonald - Sugraliyev, Akhmediyar | 1.11 | 2025.07.01 Mukhtaruly, Akhmediyar (13784714) (1717) | 0 | 86.80% | 1. d4 Nf6 2. Bf4 e6 3. e3 b6 | |
| 2025.06.29 | Round 7: Chua, Zachary McDonald - Suresh, Barath Subramanian | 7.8 | 2025.06.29 Suresh, Barath Subramanian (2670488) (1804) | 1 | 94.10% | 1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 | |
| 2025.06.28 | Round 6: Chua, Zachary McDonald - Doemer, Andreas | 6.11 | 2025.06.28 Doemer, Andreas (2646340) | 1 | 94.50% | 1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 | |
| 2025.06.27 | Round 5: Kong, Brian - Chua, Zachary McDonald | 5.10 | 2025.06.27 Kong, Brian (2664330) (1675) | 0 | 91.20% | 1. e4 e6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.06.26 | Round 4: Chua, Zachary McDonald - Jibril Gachugu | 4.12 | 2025.06.26 Jibril Gachugu (10857788) | 1 | 98.20% | 1. d4 d5 2. Bf4 Nc6 3. c3 e6 | |
| 2025.06.25 | Round 3: Diasamidze, Rati - Chua, Zachary McDonald | 3.10 | 2025.06.25 Diasamidze, Rati (13636804) (1706) | 0 | 86.60% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.06.24 | Round 2: Chua, Zachary McDonald - Babeikin, Kiryl | 2.9 | 2025.06.24 Babeikin, Kiryl (13527428) (1762) | 1 | 94.40% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2025.06.23 | Round 1: Wang, Jacob S - Chua, Zachary McDonald | 1.8 | 2025.06.23 Wang, Jacob S (30973350) (1891) | 0 | 89.40% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 |