Player profile

Aepli, William

Standard: 1665 Rapid: 1847 Blitz: 1712 (last updated 2026-11-02)

FIDE ID: 150033835 (view FIDE profile)

Federation: USA Sex: M Birth Year: 2004 Age: 22

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

Games: 12 Wins: 2 (17%) Draws: 4 (33%) Losses: 6 (50%)

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Dossier

9 of 12 games analyzed.

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Openings

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As White 6 games 1W 3D 2L

Sicilian Defense 3 games 1W 1D 1L

Delayed Alapin Variation 1 game 1W 0D 0L

with e6 1 game 1W 0D 0L

O'Kelly Variation 1 game 0W 1D 0L

Kieseritzky System 1 game 0W 1D 0L

Accelerated Dragon 1 game 0W 0D 1L

Maróczy Bind 1 game 0W 0D 1L

Vienna Game 3 games 0W 2D 1L

Mieses Variation 2 games 0W 1D 1L

(unspecified) 2 games 0W 1D 1L

Paulsen Variation 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

As Black 6 games 1W 1D 4L

Vienna Game 1 game 0W 0D 1L

Mieses Variation 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

English Opening 1 game 0W 0D 1L

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

King's Knight Variation 1 game 0W 0D 1L

Rubinstein Opening 1 game 0W 1D 0L

Bogoljubow Defense 1 game 0W 1D 0L

(unspecified) 1 game 0W 1D 0L

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

Sämisch Variation 1 game 1W 0D 0L

Bobotsov-Korchnoi-Petrosian Variation 1 game 1W 0D 0L

Horwitz Defense 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

King's Knight Opening 1 game 0W 0D 1L

Konstantinopolsky 1 game 0W 0D 1L

(unspecified) 1 game 0W 0D 1L

Blunders Top 4 of 59

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

2026.02.07 · 74. Qf2+ (−47.5% win chance) 0-1

Armaan C Jain

Aepli, William

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2026.02.07 · 65. Kg1 (−43.9% win chance) 0-1

Armaan C Jain

Aepli, William

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2026.02.07 · 66. Bf1 (−43.2% win chance) 0-1

Armaan C Jain

Aepli, William

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2026.02.17 · 44... Qa1+ (−41.1% win chance) 1/2-1/2

Aepli, William

Kaczur, Florian

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Games Showing all 12 games

Date	Event	Round	Opponent	Result	Accuracy %	First moves
2026.03.18	Round 2: Dixit, Arun - Aepli, William	2.4	2026.03.18 Dixit, Arun (30937671) (2275)	0	82.60%	1. e4 e5 2. Nc3 Nf6 3. g3 d5
2026.02.18	Round 3: Kacheishvili, Giorgi - Aepli, William	3.3	2026.02.18 Kacheishvili, Giorgi (13600613) (2513)	0	89.50%	1. Nf3 Nf6 2. c4 e6 3. b3 d5
2026.02.18	Round 2: Aepli, William - Pressman, Leif	2.6	2026.02.18 Pressman, Leif (2023547) (2263)	1	82.40%	1. e4 c5 2. Nf3 e6 3. c3 Nf6
2026.02.17	Round 1: Kaczur, Florian - Aepli, William	1.3	2026.02.17 Kaczur, Florian (705098) (2502)	½	79.20%	1. d4 d5 2. Nf3 Nf6 3. e3 e6
2026.02.07	Round 3: Aepli, William - Lu, Lucas	3.5	2026.02.07 Lu, Lucas (39942120)	½	88.80%	1. e4 c5 2. Nf3 a6 3. b3 Nc6
2026.02.07	Round 2: Stolyarov, Alan - Aepli, William	2.7	2026.02.07 Stolyarov, Alan (30906008) (1907)	1	90.20%	1. d4 Nf6 2. c4 g6 3. Nc3 Bg7
2026.02.07	Round 1: Aepli, William - Armaan C Jain	1.5	2026.02.07 Armaan C Jain	0	75.40%	1. e4 e5 2. Nc3 Nf6 3. g3 Bc5
2025.09.24	Round 2: Andrew Tang - Aepli, William	2.1	2025.09.24 Andrew Tang	0	-	1. d4 e6 2. Bf4 b6 3. e3 Bb7
2025.09.24	Round 3: Aepli, William - Bonin, Jay	3.5	2025.09.24 Bonin, Jay (2000644) (2167)	½	-	1. e4 e5 2. Nc3 Nf6 3. g3 Bb4
2025.04.16	Round 3: Aepli, William - Kyle Dong	3.3	2025.04.16 Kyle Dong	0	88.60%	1. e4 c5 2. Nf3 g6 3. d4 cxd4
2025.04.16	Round 2: Aepli, William - Weisz, Bryan	2.2	2025.04.16 Weisz, Bryan (30934133) (1978)	½	94.20%	1. e4 e5 2. Nc3 Nc6 3. g3 g6
2025.04.15	Round 1: Sasha Schaefer - Aepli, William	1.5	2025.04.15 Sasha Schaefer	0	-	1. e4 e5 2. Nf3 Nc6 3. g3 Nf6