Player profile

Weng, Winston

Standard: 1933 Rapid: 1748 Blitz: 1701 (last updated 2026-10-02)

FIDE ID: 4306414 (view FIDE profile)

Federation: NZL Sex: M Birth Year: 2006 Age: 20

Title: — Women's title: — Other title: — FOA title: —

Games: 45 Wins: 16 (36%) Draws: 14 (31%) Losses: 15 (33%)

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Dossier

45 of 45 games analyzed.

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Openings

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As White 20 games 6W 5D 9L

Queen's Gambit Declined 7 games 2W 1D 4L

Ragozin Defense 2 games 1W 0D 1L

Vienna Variation 1 game 0W 0D 1L

(unspecified) 1 game 1W 0D 0L

Orthodox Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

(unspecified) 1 game 0W 0D 1L

Modern Variation 1 game 1W 0D 0L

Normal Line 1 game 1W 0D 0L

Westphalian Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Barmen Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Semi-Slav Defense 3 games 1W 2D 0L

Meran Variation 2 games 1W 1D 0L

Blumenfeld Variation 1 game 1W 0D 0L

Sozin Variation 1 game 0W 1D 0L

Main Line 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Indian Defense 2 games 1W 0D 1L

Classical Variation 2 games 1W 0D 1L

Traditional Variation 2 games 1W 0D 1L

King's Indian Defense 2 games 0W 1D 1L

Orthodox Variation 2 games 0W 1D 1L

Glek Defense 1 game 0W 1D 0L

Gligoric-Taimanov System 1 game 0W 0D 1L

Queen's Gambit Accepted 1 game 0W 1D 0L

Saduleto Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Queen's Indian Defense, with e3 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Ruy Lopez 1 game 0W 0D 1L

Morphy Defense 1 game 0W 0D 1L

Anderssen Variation 1 game 0W 0D 1L

Bogo-Indian Defense 1 game 0W 0D 1L

Wade-Smyslov Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Benko Gambit Accepted 1 game 1W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Sicilian Defense 1 game 0W 0D 1L

French Variation 1 game 0W 0D 1L

Westerinen Attack 1 game 0W 0D 1L

As Black 15 games 7W 4D 4L

Queen's Gambit Declined 4 games 3W 0D 1L

Orthodox Defense 1 game 1W 0D 0L

Botvinnik Variation 1 game 1W 0D 0L

Ragozin Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Modern Variation 1 game 0W 0D 1L

Knight Defense 1 game 0W 0D 1L

Exchange Variation 1 game 1W 0D 0L

Positional Variation 1 game 1W 0D 0L

Sicilian Defense 2 games 1W 1D 0L

Taimanov Variation 2 games 1W 1D 0L

Bastrikov Variation, English Attack 1 game 0W 1D 0L

Bastrikov Variation 1 game 1W 0D 0L

Rapport-Jobava System 2 games 1W 1D 0L

(unspecified) 2 games 1W 1D 0L

Blackmar-Diemer Gambit Accepted 1 game 1W 0D 0L

Teichmann Defense 1 game 1W 0D 0L

Classical Variation 1 game 1W 0D 0L

London System 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Catalan Opening 1 game 0W 1D 0L

Open Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

King's Indian Attack 1 game 0W 0D 1L

Sicilian Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Queen's Pawn Game 1 game 1W 0D 0L

Colle System 1 game 1W 0D 0L

Anti-Colle 1 game 1W 0D 0L

Bird Opening 1 game 0W 1D 0L

Dutch Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

English Opening 1 game 0W 0D 1L

Symmetrical Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blunders Top 4 of 182

This player's costliest moves in analyzed games. Can you find the winning move?

2024.06.02 · 40. Rxe1 (−48.3% win chance) 1/2-1/2

Smith, Robert W

Weng, Winston

Engine View game

2023.10.23 · 47. Kd5 (−42.3% win chance) 1/2-1/2

William Rui Liu

Winston Weng

Engine View game

2023.06.02 · 33... d2 (−38.6% win chance) 1/2-1/2

Weng, Winston

Fulo, Nunilon III

Engine View game

2025.01.15 · 22... Bxg5 (−33.4% win chance) 1-0

Weng, Winston

Tew, Yao Zen Markis

Engine View game

View blunders & mistakes

Games Showing all 45 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2025.01.19	Round 9: Weng, Winston - Yu, Zachary	9.1	2025.01.19 Yu, Zachary (4311930) (2040)	0	86.60%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2025.01.18	Round 8: Cooper, Nigel - Weng, Winston	8.5	2025.01.18 Cooper, Nigel (4300840) (1638)	1	95.70%	1. d4 d5 2. e4 dxe4 3. Nc3 Nf6
2025.01.17	Round 7: Weng, Winston - Jin, Yanbo	7.2	2025.01.17 Jin, Yanbo (4324900) (1976)	½	89.00%	1. d4 d5 2. c4 dxc4 3. e4 e6
2025.01.17	Round 6: Lu, Xiahan (Luna) - Weng, Winston	6.4	2025.01.17 Lu, Xiahan (Luna) (4317076) (1722)	1	94.00%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2025.01.16	Round 5: Weng, Winston - Wang, Justin Zhide	5.3	2025.01.16 Wang, Justin Zhide (4312830) (1895)	1	96.60%	1. d4 e6 2. c4 Nf6 3. Nf3 d5
2025.01.15	Round 4: Tew, Yao Zen Markis - Weng, Winston	4.3	2025.01.15 Tew, Yao Zen Markis (35814420) (1913)	0	82.50%	1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7
2025.01.14	Middle Game Chess Foundation Challengers	03	2025.01.14 Liu, William Rui (4313593) (1946)	½	96.80%	1. d4 d5 2. c4 e6 3. Nf3 c6
2025.01.13	Middle Game Chess Foundation Challengers	02	2025.01.13 Seidl, Milan (533002614) (1800)	½	94.90%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2025.01.13	Middle Game Chess Foundation Challengers	01	2025.01.13 Slater-Jones, Henry (3222101) (1906)	½	97.00%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.01.10	New Zealand Chess Congress 2025	09	2025.01.10 Wang, Justin Zhide (4312830) (1895)	1	92.70%	1. d4 e6 2. c4 Bb4+ 3. Nd2 Nf6
2025.01.09	New Zealand Chess Congress 2025	08	2025.01.09 Sethuramalingam, Karthik (4320964) (1783)	½	87.00%	1. d4 d5 2. Nc3 Nf6 3. Bf4 a6
2025.01.08	New Zealand Chess Congress 2025	07	2025.01.08 Wilson, Dion A (4321413) (1899)	0	87.30%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2025.01.07	New Zealand Chess Congress 2025	06	2025.01.07 Yu, Zachary (4311930) (2040)	½	90.30%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.01.06	New Zealand Chess Congress 2025	05	2025.01.06 Xu, Luna Yuexiu (4317360) (1709)	1	94.60%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2025.01.05	New Zealand Chess Congress 2025	04	2025.01.05 Preeyansh Roul (33398453) (1739)	1	85.70%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2025.01.04	New Zealand Chess Congress 2025	03	2025.01.04 Wang, Zi Yao (kelvin) (4318358) (1757)	½	86.60%	1. c4 c6 2. d4 Nf6 3. Nf3 d5
2025.01.03	New Zealand Chess Congress 2025	02	2025.01.03 Dive, Russell John (4300106) (2197)	0	91.40%	1. d4 Nf6 2. c4 e6 3. Nc3 d5
2024.07.08	Round 4: Weng, Winston - Nagorski, Alex	4.2	2024.07.08 Nagorski, Alex (4307577) (1928)	0	74.20%	1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
2024.07.01	Round 3: McConnell, Jack - Weng, Winston	3.5	2024.07.01 McConnell, Jack (4321871) (1781)	1	91.90%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2024.06.28	Peter Stuart Memorial Open 2024	2.1	2024.06.28 Xie, Felix (4308174) (2359)	0	91.80%	1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+
2024.06.03	Round 6: Yu, Zachary - Weng, Winston		2024.06.03 Yu, Zachary (4311930) (1911)	0	92.10%	1. Nf3 d5 2. g3 c5 3. Bg2 e6
2024.06.02	Round 5: Weng, Winston - Smith, Robert W		2024.06.02 Smith, Robert W (4300190) (2075)	½	89.10%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2024.06.02	Round 4: Fulo, Nunilon III - Weng, Winston		2024.06.02 Fulo, Nunilon III (5222753) (1989)	1	95.20%	1. e4 c5 2. Nf3 e6 3. Nc3 Nc6
2024.06.01	Round 3: Weng, Winston - Ning, Isabelle Yixuan		2024.06.01 Ning, Isabelle Yixuan (4307763) (1911)	1	93.90%	1. d4 Nf6 2. c4 e6 3. Nf3 b6
2024.05.31	Round 1: Weng, Winston - Garbett, Paul Anthony		2024.05.31 Garbett, Paul Anthony (4300122) (2208)	0	84.20%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2024.04.28	Round 6: Weng, Winston - Ang, Alphaeus Wei Ern		2024.04.28 Ang, Alphaeus Wei Ern (4303636) (2294)	0	84.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2024.04.27	Round 5: Weng, Winston - Xu, Huankai (eden)		2024.04.27 Xu, Huankai (eden) (4320310) (1624)	1	98.80%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2024.04.27	Round 4: Zhang, Charles - Weng, Winston		2024.04.27 Zhang, Charles (4313976) (1705)	1	90.10%	1. d4 Nf6 2. Nc3 d5 3. Bf4 a6
2024.04.25	Round 3: Weng, Winston - Wang, Daniel		2024.04.25 Wang, Daniel (4315197) (1962)	0	90.70%	1. Nf3 d5 2. d4 Nf6 3. c4 e6
2024.04.25	Round 2: Cooper, Nigel - Weng, Winston		2024.04.25 Cooper, Nigel (4300840) (1683)	1	94.60%	1. d4 d5 2. Nf3 Nf6 3. e3 Bf5
2024.04.24	Round 1: Weng, Winston - Zhang, Lucas Boyu		2024.04.24 Zhang, Lucas Boyu (4314000) (1568)	1	97.80%	1. d4 Nf6 2. c4 c5 3. d5 b5
2024.03.31	Round 6: Weng, Winston - Archer, Ollie		2024.03.31 Archer, Ollie (4317262) (2004)	0	82.80%	1. c4 e6 2. d4 d5 3. Nf3 Nf6
2024.03.30	Round 4: Weng, Winston - Rains, Edward		2024.03.30 Rains, Edward (4302940) (2041)	0	87.10%	1. e4 c5 2. Nf3 e6 3. b3 Nc6
2024.03.29	Round 3: Nicholls, Leighton - Weng, Winston		2024.03.29 Nicholls, Leighton (4303776) (1930)	½	93.20%	1. f4 d5 2. Nf3 g6 3. g3 Bg7
2023.06.05	Trusts Open	6	2023.06.05 Archer, Ollie (4317262) (1974)	½	89.20%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.06.04	Trusts Open	5	2023.06.04 Liu, William Rui (4313593) (1876)	1	91.00%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.06.04	Trusts Open	4	2023.06.04 Mao, Daqi (4311370) (2015)	½	89.90%	1. d4 d5 2. c4 e6 3. Nc3 Nf6
2023.06.03	Trusts Open	3	2023.06.03 Sole, Michael D (4309030) (1910)	1	93.20%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2023.06.03	Trusts Open	2	2023.06.03 Dare, Richard J (4301722) (1903)	½	92.50%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2023.06.02	Trusts Open	1	2023.06.02 Fulo, Nunilon III (5222753) (2010)	½	82.80%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2024.01.02	Round 1: Tom Middelburg - Winston Weng		2024.01.02 Tom Middelburg (2358)	0	86.90%	1. Nf3 c5 2. c4 Nc6 3. g3 g6
2023.10.23	Round 6: Winston Weng - William Rui Liu		2023.10.23 William Rui Liu (1817)	½	82.00%	1. d4 Nf6 2. c4 e6 3. Nf3 d5
2023.10.22	Round 4: Winston Weng - Daqi Mao		2023.10.22 Daqi Mao (1961)	0	90.10%	1. e4 e6 2. d4 d5 3. e5 c5
2023.10.21	Round 3: Weiyang Yu - Winston Weng		2023.10.21 Weiyang Yu (1530)	1	91.80%	1. e4 c5 2. c3 e6 3. d4 d5
2023.09.22	Round 1: Kirk GHAZARIAN - Winston WENG		2023.09.22 Kirk GHAZARIAN (2473)	0	87.20%	1. e4 c5 2. Nf3 e6 3. b3 Nc6