Prepare against Winston Gerald Mansfield Thomas
Sierra Leone · World #50,686 classical · FIDE ID 17800048
When preparing against Winston Gerald Mansfield Thomas, expect 1.d4 in 56% of White games. Against 1.e4 the reply is 1...d6 (60% of games); against 1.d4, 1...Nf6 (33%).
Our database contains 69 games by Winston Gerald Mansfield Thomas, covering Jan 2017 to Oct 2026. Below you'll find Winston Gerald Mansfield Thomas's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Winston Gerald Mansfield Thomas before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,891 | 1,950 | Sep 2024 |
| Rapid | 1,927 | 1,927 | Oct 2026 |
| Blitz | 1,864 | 1,905 | May 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 69 | 21 | 11 | 37 | 30.4% |
| As White | 36 | 12 | 9 | 15 | 33.3% |
| As Black | 33 | 9 | 2 | 22 | 27.3% |
FIDE rated record
From FIDE's official rated-game ledger (2010-2025): 205 rated games against 128 different opponents, across 23 events in 8 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 73 | 38 | 12 | 23 | 52.1% | 1,905 | 1,889 | 14 |
| Rapid | 52 | 33 | 0 | 19 | 63.5% | 1,826 | 1,876 | 9 |
| Blitz | 37 | 18 | 1 | 18 | 48.6% | 1,933 | 1,753 | 3 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 67 | 15 | 8 | 44 | 22.4% |
| Against lower-rated | 66 | 41 | 6 | 19 | 62.1% |
Wins over titled players: 4 vs FM · 14 vs CM.
Tournament wins
4 tournament wins from 17 events, 2 of them outright.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2025 | 28 | 22 | 1 | 5 | 1,703 | 1,940 |
| 2024 | 46 | 30 | 5 | 11 | 1,844 | 1,916 |
| 2023 | 9 | 7 | 1 | 1 | 1,734 | 1,734 |
| 2022 | 11 | 7 | 1 | 3 | 1,883 | 2,003 |
| 2020 | 25 | 13 | 0 | 12 | 1,985 | 1,892 |
| 2019 | 45 | 15 | 3 | 27 | 1,991 | 1,758 |
| 2018 | 11 | 3 | 2 | 6 | 1,997 | 1,917 |
| 2017 | 9 | 3 | 1 | 5 | 1,975 | 1,655 |
| 2012 | 10 | 3 | 1 | 6 | 2,037 | 1,922 |
| 2010 | 11 | 2 | 5 | 4 | 2,065 | 1,894 |
Where Winston Gerald Mansfield Thomas has played
Sierra Leone (14) · Liberia (2) · Morocco (2) · Georgia (1) · Hungary (1) · India (1) · Russia (1) · Türkiye (1)
Move-by-move preparation stats
Straight from the preparation tree built over all of Winston Gerald Mansfield Thomas's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Winston Gerald Mansfield Thomas's side.
First moves as White (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 10 | 55.6% | 50.0% |
| e4 | 7 | 38.9% | 28.6% |
| c4 | 1 | 5.6% | 50.0% |
Main lines as White
- 1.d4 — 56% of White games, 50.0% score
- …Nf6 (50% of these games) — Thomas usually continues c4 (87.5% score)
- …d5 (40% of these games) — Thomas usually continues Nf3 (50.0% score)
- …e6 (10% of these games) — Thomas usually continues c4 (0.0% score)
- 1.e4 — 39% of White games, 28.6% score
- …e5 (43% of these games) — Thomas usually continues Nf3 (50.0% score)
- …c5 (29% of these games) — Thomas usually continues Nc3 (0.0% score)
- …b6 (14% of these games) — Thomas usually continues d4 (0.0% score)
As Black against 1.e4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d6 | 6 | 60.0% | 33.3% |
| e5 | 3 | 30.0% | 100.0% |
| c6 | 1 | 10.0% | 0.0% |
As Black against 1.d4 (3 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 1 | 33.3% | 0.0% |
| d5 | 1 | 33.3% | 0.0% |
| d6 | 1 | 33.3% | 0.0% |
Winston Gerald Mansfield Thomas's chess games
All 69 games by Winston Gerald Mansfield Thomas in the Chess.ceo database (Jan 2017 - Oct 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 21 wins, 11 draws, 37 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | London System | 4 | 1/2/1 | 25.0% |
| C78 | Ruy Lopez: Morphy Defense | 3 | 1/2/0 | 33.3% |
| A05 | Sicilian | 3 | 1/1/1 | 33.3% |
| E61 | King's Indian Defense | 3 | 1/1/1 | 33.3% |
| D46 | Slav Defense | 3 | 1/0/2 | 33.3% |
| C01 | French: Exchange Variation | 2 | 1/1/0 | 50.0% |
| A80 | Dutch Defense | 2 | 1/0/1 | 50.0% |
| A58 | Benoni Defense | 2 | 1/0/1 | 50.0% |
| B13 | English Opening: Slav Setup | 1 | 0/1/0 | 0.0% |
| A51 | Budapest Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B07 | Pirc Defense | 12 | 4/2/6 | 33.3% |
| B00 | Philidor | 3 | 3/0/0 | 100.0% |
| A48 | Indian Defense | 2 | 0/0/2 | 0.0% |
| A11 | English Opening: Slav Setup | 2 | 0/0/2 | 0.0% |
| A22 | English Opening | 2 | 0/0/2 | 0.0% |
| B50 | Sicilian | 2 | 0/0/2 | 0.0% |
| B07 | Caro-Kann | 2 | 0/0/2 | 0.0% |
| B30 | Réti Opening | 1 | 1/0/0 | 100.0% |
| C30 | Vienna Game | 1 | 1/0/0 | 100.0% |
| D04 | Colle System | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2019 | Ansumana Kamara | 2,033 | ch-Africa Blitz | B12 |
| Aug 2012 | Ahmed Taleb Mohamed | 1,965 | Olympiad-40 | C30 |
| Aug 2022 | Paul Wojciechowski | 1,944 | Olympiad-44 | B07 |
| Sep 2012 | James Dill | 1,923 | Olympiad-40 | B50 |
| Sep 2018 | Emad Al Habeeb | 1,910 | Olympiad-43 | B30 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 1-12 | 2026 | 11 | 4 | 1,817 |
| Olympiad-45 | 2024 | 11 | 4.5 | 1,860 |
| Olympiad-40 | 2012 | 10 | 3.5 | 1,933 |
| Olympiad-44 | 2022 | 10 | 6.5 | 1,997 |
| ch-Africa Blitz | 2019 | 8 | 3 | 1,988 |
| Olympiad-43 | 2018 | 8 | 2.5 | 1,819 |
| ch-Africa Amateur U2300 | 2019 | 5 | 1 | 1,677 |
| Monrovia zt 4.4 | 2017 | 4 | 1.5 | 1,834 |
Interactive opening tree from all 69 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Winston Gerald Mansfield Thomas's chess games?
69 games by Winston Gerald Mansfield Thomas, from Jan 2017 to Oct 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Winston Gerald Mansfield Thomas has played.
What does Winston Gerald Mansfield Thomas play on the first move as White?
Across 18 games with White in our database, Winston Gerald Mansfield Thomas opens with 1.d4 (56% of games), 1.e4 (39% of games), 1.c4 (6% of games). Against 1.e4 as Black, Winston Gerald Mansfield Thomas answers 1...d6 (60% of games), 1...e5 (30% of games), 1...c6 (10% of games). Against 1.d4: 1...Nf6 (33% of games), 1...d5 (33% of games), 1...d6 (33% of games).
What openings does Winston Gerald Mansfield Thomas play as White?
As White, Winston Gerald Mansfield Thomas's most-played openings in our database are: London System (4 games, 25.0% win rate); Ruy Lopez: Morphy Defense (3 games, 33.3% win rate); Sicilian (3 games, 33.3% win rate). The full breakdown of 36 games with White is in the table above.
What openings does Winston Gerald Mansfield Thomas play as Black?
As Black, Winston Gerald Mansfield Thomas most often plays: Pirc Defense (12 games, 33.3% win rate); Philidor (3 games, 100.0% win rate); Indian Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 33 games.
What is Winston Gerald Mansfield Thomas's FIDE rating?
Winston Gerald Mansfield Thomas is currently rated 1,891 in classical chess, 1,927 in rapid and 1,864 in blitz. Peak classical rating: 1,950 (Sep 2024).
How many games has Winston Gerald Mansfield Thomas played?
Our database contains 69 games by Winston Gerald Mansfield Thomas, covering Jan 2017 to Oct 2026. Overall record: 21 wins, 11 draws, 37 losses (30.4% win rate).
How do I prepare against Winston Gerald Mansfield Thomas?
69 games by Winston Gerald Mansfield Thomas reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.