2025 Alekhine Open Chess Tournament (C)
20 players participated in this 5-round tournament, held from 06 Sept 2025 to 07 Sept 2025 in Pretoria, South Africa. Top 10 Elo average was 1025, and top seed was Wanda Bout (🇿🇦 RSA, 1498).
Godisang Matsioloko (🇿🇦 RSA, 1421) won with 4.5/5, ahead of Bernard R. Buys (4.5) and Wanda Bout (4.0). Matsioloko shared the lead from round 2, winning on tie-break.
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How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 4.5/5, decided on Buchholz. Title race narrowed from 3 co-leaders at R4 to 2 at the finish.
2 players finish on 4.5/5. Matsioloko takes the title on Buchholz Cut1 (14.5).
Bernard R. Buys drew with Godisang Matsioloko (Black).
Bernard R. Buys 3 wins (R1–R3)Godisang Matsioloko 3 wins (R1–R3)Wanda Bout 3 wins (R3–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Bernard R. Buys | * | ½ | — | 1 |
| 2Godisang Matsioloko | ½ | * | 1 | — |
| 3Wanda Bout | — | 0 | * | — |
| 4Martin Slabbert | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Matsioloko, Godisang | 1421 | RSA | +19N | +3B | +8N | =2B | +5N | 4.5 | 14.5 | 14.5 | 12.25 | 2298 | +24.8 |
| 2 | Buys, Bernard R. | 0 | RSA | +16N | +6N | +5B | =1N | +4B | 4.5 | 14.0 | 15.0 | 12.75 | 1508 | 0.0 |
| 3 | Bout, Wanda | 1498 | RSA | +13B | −1N | +9B | +11N | +12B | 4.0 | 11.5 | 13.5 | 9.00 | 1566 | +10.8 |
| 4 | Slabbert, Martin | 0 | RSA | +7N | =9N | +6B | +10B | −2N | 3.5 | 13.0 | 15.5 | 9.75 | 1794 | +53.2 |
| 5 | Koekemoer, Marnus | 0 | RSA | +15N | +10B | −2N | +7B | −1B | 3.0 | 14.5 | 16.0 | 7.00 | 1458 | 0.0 |
| 6 | Nkwadi, Karabo | 1483 | RSA | +18N | −2B | −4N | +14B | +13N | 3.0 | 12.0 | 12.5 | 4.50 | 1465 | +0.8 |
| 7 | Meeran, Museera | 0 | RSA | −4B | +18N | +13B | −5N | +9B | 3.0 | 11.0 | 11.5 | 5.00 | 1481 | +0.8 |
| 8 | Mohlamonyane, Ben | 0 | RSA | +17B | +12N | −1B | −9N | +16B | 3.0 | 10.0 | 11.0 | 4.00 | 1440 | 0.0 |
| 9 | Jonker, Tertius | 1487 | RSA | +11N | =4B | −3N | +8B | −7N | 2.5 | 13.5 | 16.0 | 7.25 | 1214 | -38.0 |
| 10 | Naude, Johan | 1444 | RSA | +20B | −5N | +14B | −4N | =11B | 2.5 | 11.0 | 11.0 | 3.25 | 1465 | +4.4 |
| 11 | FIDE 14371987 | 0 | — | −9B | +17N | +18B | −3B | =10N | 2.5 | 10.0 | 10.5 | 2.75 | 1193 | 0.0 |
| 12 | Seitei, Neo | 1453 | RSA | +14N | −8B | −16N | +15B | −3N | 2.0 | 10.5 | 11.5 | 3.50 | 1333 | -16.4 |
| 13 | Li, Jiming | 0 | RSA | −3N | +19B | −7N | +20B | −6B | 2.0 | 10.0 | 10.0 | 0.00 | 677 | 0.0 |
| 14 | Jansen, Alexia | 0 | RSA | −12B | +15B | −10N | −6N | +17B | 2.0 | 9.0 | 10.0 | 2.50 | 640 | -60.4 |
| 15 | FIDE 534012567 | 0 | — | −5B | −14N | +17B | −12N | =18N | 1.5 | 8.0 | 8.5 | 1.25 | 640 | 0.0 |
| 16 | Lodi, Olebogeng | 1466 | RSA | −2B | +20N | −12B | F | −8N | 1.0 | 9.5 | 9.5 | 0.00 | 637 | -20.0 |
| 17 | FIDE 534031677 | 0 | — | −8N | −11B | −15N | +18B | −14N | 1.0 | 9.0 | 9.5 | 0.50 | 642 | 0.0 |
| 18 | FIDE 14371952 | 0 | — | −6B | −7B | −11N | −17N | =15B | 0.5 | 10.0 | 11.0 | 0.75 | 667 | 0.0 |
| 19 | FIDE 14315394 | 0 | — | −1B | −13N | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 613 | 0.0 |
| 20 | FIDE 534031707 | 0 | — | −10N | −16B | F | −13N | F | 0.0 | 5.5 | 5.5 | 0.00 | 631 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Slabbert, MartinRSA+53.23.5 pts · #1
- 2Matsioloko, GodisangRSA+24.84.5 pts · #8
- 3Bout, WandaRSA+10.84.0 pts · #5
- 1Jansen, AlexiaRSA-60.42.0 pts · #19
- 2Jonker, TertiusRSA-38.02.5 pts · #12
- 3Lodi, OlebogengRSA-20.01.0 pts · #17