Player profile

Chua, Chee Sian Sebastien

Standard: 2000 Rapid: 2005 Blitz: 1916 (last updated 2026-11-02)

FIDE ID: 5727421 (view FIDE profile)

Federation: MAS Sex: M Birth Year: 2003 Age: 23

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

Games: 31 Wins: 15 (48%) Draws: 8 (26%) Losses: 8 (26%)

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Dossier

28 of 31 games analyzed.

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Openings

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As White 7 games 3W 1D 3L

Sicilian Defense 4 games 2W 0D 2L

Modern Variations 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Taimanov Variation 1 game 1W 0D 0L

Bastrikov Variation 1 game 1W 0D 0L

Nyezhmetdinov-Rossolimo Attack 1 game 1W 0D 0L

Fianchetto Variation 1 game 1W 0D 0L

Alapin Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Caro-Kann Defense 1 game 0W 0D 1L

Advance Variation 1 game 0W 0D 1L

Botvinnik-Carls Defense 1 game 0W 0D 1L

Philidor Defense 1 game 0W 1D 0L

Lion Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Scandinavian Defense 1 game 1W 0D 0L

Gubinsky-Melts Defense 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

As Black 16 games 8W 4D 4L

French Defense 4 games 2W 1D 1L

Rubinstein Variation 2 games 1W 1D 0L

Blackburne Defense 2 games 1W 1D 0L

Tarrasch Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Schlechter Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Queen's Pawn Game 4 games 2W 0D 2L

Accelerated London System 2 games 0W 0D 2L

(unspecified) 2 games 0W 0D 2L

Symmetrical Variation 1 game 1W 0D 0L

Pseudo-Catalan 1 game 1W 0D 0L

London System 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Catalan Opening 2 games 1W 1D 0L

Open Defense 2 games 1W 1D 0L

(unspecified) 2 games 1W 1D 0L

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

Accelerated Move Order 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Accelerated Meran Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

Italian Game 1 game 1W 0D 0L

Two Knights Defense 1 game 1W 0D 0L

Modern Bishop's Opening 1 game 1W 0D 0L

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

(unspecified) 1 game 0W 0D 1L

Sicilian Defense 1 game 0W 1D 0L

Nimzowitsch Variation 1 game 0W 1D 0L

Advance Variation 1 game 0W 1D 0L

Scandinavian Defense 1 game 1W 0D 0L

Classical Variation 1 game 1W 0D 0L

(unspecified) 1 game 1W 0D 0L

Blunders Top 4 of 111

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

2024.04.20 · 47... Qd4 (−70.3% win chance) 0-1

Chua, Chee Sian Sebastien

Collyer, David

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2026.02.21 · 27... Rd8 (−64.3% win chance) 0-1

Chua, Chee Sian Sebastien

Robinson-Kronrod, Thomas Morgan

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2026.02.21 · 38... Bxg2 (−43% win chance) 0-1

Chua, Chee Sian Sebastien

Robinson-Kronrod, Thomas Morgan

Engine View game

2026.02.28 · 34... Re3+ (−39.5% win chance) 1-0

Chua, Chee Sian Sebastien

Harrison, Oliver

Engine View game

View blunders & mistakes

Games Showing all 31 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.05.17	Round 4: Chua, Chee Sian Sebastien - Nelson, Leon	4.2	2026.05.17 Nelson, Leon (343438245) (1972)	0	84.20%	1. e4 c5 2. Nf3 d6 3. Nc3 Nf6
2026.05.16	Round 3: Vashisht-Pigem, Raman - Chua, Chee Sian Sebastien	3.3	2026.05.16 Vashisht-Pigem, Raman (469734) (2044)	1	89.60%	1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
2026.05.16	Round 2: Chua, Chee Sian Sebastien - Georgiev, Ivan	2.10	2026.05.16 Georgiev, Ivan (2918714) (1863)	1	94.20%	1. e4 c5 2. Nf3 e6 3. d4 cxd4
2026.02.28	Round 2: Chua, Chee Sian Sebastien - Zhu, Richard	2.13	2026.02.28 Zhu, Richard (426377) (2032)	0	-	1. e4 c6 2. d4 d5 3. e5 c5
2026.02.28	Round 1: Harrison, Oliver - Chua, Chee Sian Sebastien	1.13	2026.02.28 Harrison, Oliver (343410316) (1836)	0	84.30%	1. e4 e6 2. d4 d5 3. Nd2 dxe4
2026.02.22	Round 8: Cordova-Lopez, Diego Anton - Chua, Chee Sian Sebastien	8.4	2026.02.22 Cordova-Lopez, Diego Anton (459313) (1851)	1	94.00%	1. e4 e6 2. d4 d5 3. Bd3 dxe4
2026.02.22	Round 6: Gilmore, Samuel - Chua, Chee Sian Sebastien	6.4	2026.02.22 Gilmore, Samuel (448354) (1782)	1	92.10%	1. d4 d5 2. Nf3 Nf6 3. g3 Bf5
2026.02.21	Round 4: Kukreja, Karan - Chua, Chee Sian Sebastien	4.2	2026.02.21 Kukreja, Karan (458821) (1933)	0	87.10%	1. d4 d5 2. c4 e6 3. g3 dxc4
2026.02.21	Round 3: Robinson-Kronrod, Thomas Morgan - Chua, Chee Sian Sebastien	3.1	2026.02.21 Robinson-Kronrod, Thomas Morgan (566004292)	1	72.40%	1. d4 d5 2. c4 e6 3. g3 dxc4
2026.02.21	Round 2: Vaddhireddy, Sai - Chua, Chee Sian Sebastien	2.2	2026.02.21 Vaddhireddy, Sai (499560) (1656)	½	97.70%	1. d4 d5 2. c4 e6 3. Nf3 Nf6
2026.02.19	Round 9: Magzumov, Damirali - Chua, Chee Sian Sebastien	9.1	2026.02.19 Magzumov, Damirali (13727117) (1865)	1	90.20%	1. e4 e6 2. d4 d5 3. Nc3 dxe4
2026.02.19	Round 7: Arjun Gupta - Chua, Chee Sian Sebastien	7.1	2026.02.19 Arjun Gupta (25660349) (1897)	0	92.60%	1. d4 d5 2. Bf4 Bf5 3. c4 e6
2026.02.19	Round 5: Rathbone-Jones, Ifan - Chua, Chee Sian Sebastien	5.1	2026.02.19 Rathbone-Jones, Ifan (1803859) (1885)	1	99.00%	1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5
2026.02.19	Round 1: Camp, Imogen A L - Chua, Chee Sian Sebastien	1.1	2026.02.19 Camp, Imogen A L (1802240) (1799)	1	95.90%	1. d4 d5 2. c4 e6 3. Nc3 c6
2026.02.01	Round 5: Chua, Chee Sian Sebastien - Han, Yichen	5.3	2026.02.01 Han, Yichen (1054430) (2441)	½	91.80%	1. e4 d6 2. d4 Nf6 3. Nc3 e5
2026.02.01	Round 4: Varney, Zoe - Chua, Chee Sian Sebastien	4.4	2026.02.01 Varney, Zoe (436135) (1994)	½	98.80%	1. e4 e6 2. d4 d5 3. Nd2 dxe4
2026.01.31	Round 2: Chua, Chee Sian Sebastien - Norris, Zack	2.5	2026.01.31 Norris, Zack (343431216) (2110)	1	84.00%	1. e4 c5 2. Nf3 Nc6 3. Bb5 g6
2025.10.11	Golders Green FIDE Rapidplay - October 2025	6.5	2025.10.11 Lentzos, Ioanis (4255470) (2047)	½	86.30%	1. d4 d5 2. c4 c6 3. Nc3 Nf6
2025.10.11	Golders Green FIDE Rapidplay - October 2025	4.5	2025.10.11 Eckersley-Waites, Tom (412449) (2241)	½	94.00%	1. e4 c5 2. Nf3 Nf6 3. e5 Nd5
2024.04.21	Round 5: Dickenson, Neil F - Chua, Chee Sian Sebastien		2024.04.21 Dickenson, Neil F (401897) (2295)	0	74.40%	1. d4 d5 2. Bf4 Nf6 3. e3 e6
2024.04.21	Round 4: Chua, Chee Sian Sebastien - Grieve, Harry		2024.04.21 Grieve, Harry (426520) (2477)	0	86.40%	1. e4 c5 2. c3 Nf6 3. e5 Nd5
2024.04.20	Round 3: Collyer, David - Chua, Chee Sian Sebastien		2024.04.20 Collyer, David (462403)	1	73.80%	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5
2024.04.20	Round 2: Chua, Chee Sian Sebastien - Best, Francis P		2024.04.20 Best, Francis P (432571) (1698)	1	96.40%	1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6
	Round 8: Chow, Yi Chen - Chua, Chee Sian Sebastien	8.2	Chow, Yi Chen (35825162) (1971)	½	91.50%	1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4
	Round 7: Chua, Chee Sian Sebastien - Ainul Fikri, Aqilah Husna	7.4	Ainul Fikri, Aqilah Husna (35805110) (1741)	1	-
	4th Chess Hub Double Weekends Open Classical Tournament	6.6	Kumaran, Ashwiniy (35815787) (1782)	1	89.80%	1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4
	Round 5: Chua, Chee Sian Sebastien - Mohd Saprin, Amir Muqqri	5.3	Mohd Saprin, Amir Muqqri (5712599) (1799)	0	-	1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6
	Round 4: Chay, Joon Hoong - Chua, Chee Sian Sebastien	4.5	Chay, Joon Hoong (5792231) (1832)	1	97.70%	1. c3 Nf6 2. g3 d5 3. Bg2 e5
	Round 3: Chua, Chee Sian Sebastien - Gagloyev, Alan	3.3	Gagloyev, Alan (447013060) (1860)	½	97.70%	1. e4 c6 2. Nf3 d5 3. exd5 cxd5
	Round 2: Mohd Zin, Muhd Syakir - Chua, Chee Sian Sebastien	2.3	Mohd Zin, Muhd Syakir (5725054) (1799)	½	93.10%	1. d4 d5 2. c4 c5 3. Nf3 cxd4
	Round 1: Chua, Chee Sian Sebastien - Gagloyev, Georgiy	1.5	Gagloyev, Georgiy (447013079) (1624)	1	97.00%	1. e4 c5 2. Nf3 d6 3. Bc4 e6