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Player profile

O`Neill, Stephen G

Standard: 1597 Rapid: 0 Blitz: 0 (last updated 2026-11-02)
FIDE ID: 415715 (view FIDE profile)
Federation: ENG
Federation: ENG Sex: M Birth Year: 1961 Age: 65
Title: — Women's title: — Other title: — FOA title: —
Games: 1 Wins: 0 (0%) Draws: 0 (0%) Losses: 1 (100%)
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Dossier

1 of 1 game analyzed.

Accuracy: 85.7%
Opened d4: 1/1
Castled kingside: 1Same-side castling: 1
Played in the center: 1
Space advantage: 1Active pieces: 1Sacrificed material: 1Avoided exchanges: 1
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Openings

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As White 1 game 0W 0D 1L
Indian Defense 1 game 0W 0D 1L
Spielmann-Indian 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 0 games 0W 0D 0L

No games as Black in this range.

Blunders 4 flagged moves

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

2026.04.18 · 25. c4 (−29% win chance) 0-1
Tucker, David S
O`Neill, Stephen G
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2026.04.18 · 16. Qe2 (−17.9% win chance) 0-1
Tucker, David S
O`Neill, Stephen G
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2026.04.18 · 2. Nf3 (−6.3% win chance) 0-1
Tucker, David S
O`Neill, Stephen G
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2026.04.18 · 31. Rxf5 (−5.5% win chance) 0-1
Tucker, David S
O`Neill, Stephen G
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View blunders & mistakes
Games Showing all 1 game
Date Event Round Color Opponent Result Accuracy % First moves