2025 Mzansi Individual Championships (U12 Open)
Open SwissStandard
58 players participated in this 6-round tournament, held from 17 Dec 2025 to 20 Dec 2025 in Port Elizabeth, South Africa. 2 federations represented. Top 10 Elo average was 1513, and top seed was Callan Manning (🇿🇦 RSA, 1664).
Ben Klopper (🇿🇦 RSA, 1522) won with 6.0/6, ahead of Callan Manning (5.5) and Asher Ellender (5.0). Klopper broke clear in the final round.
The biggest upset came in round 3: Sebastian Stelloh (1402) beat Oliver Resnekov (1518), a +116-point gap.
Location
🇿🇦Port Elizabeth, South Africa
Dates
17 Dec 2025 → 20 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Federations · 2 represented
🇿🇦South Africa×24
FIDE (no federation)×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsBen Klopper led from R6; +0.5-point edge over the runner-up. Title race converged from 5 co-leaders at R4 to 1 by R6.
Co-leaders
47
23
10
5
2
1
R6–R6 · LEAD HELD
Ben Klopper held the sole lead from R6 through R6 without losing it.
WIN STREAKS · 3 top finishers
Ben Klopper 6 wins (R1–R6)Callan Manning 4 wins (R1–R4)Sebastian Stelloh 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Ben Klopper | * | — | — | 1 |
| 2Callan Manning | — | * | — | — |
| 3Sebastian Stelloh | — | — | * | — |
| 4Asher Ellender | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Klopper, Ben | 1522 | RSA | +14B | +32N | +16B | +13N | +7B | +3N | 6.0 | 21.5 | 24.5 | 24.50 | 2262 | +33.2 |
| 2 | Manning, Callan | 1664 | RSA | +45N | +21B | +36N | +6B | =9N | +11B | 5.5 | 21.0 | 24.0 | 21.75 | 2363 | +29.6 |
| 3 | Ellender, Asher | 1421 | RSA | +57N | +22B | +28N | +19B | +8N | −1B | 5.0 | 22.0 | 23.0 | 17.00 | 1498 | +8.4 |
| 4 | Stelloh, Sebastian | 1402 | RSA | +48B | +20N | +5B | −7N | +38B | +9B | 5.0 | 21.0 | 23.5 | 19.00 | 2318 | +26.4 |
| 5 | Resnekov, Oliver | 1518 | RSA | +54N | +10B | −4N | +40B | +37N | +19B | 5.0 | 19.5 | 21.0 | 16.00 | 603 | -26.4 |
| 6 | Soobramoney, Hezron | 1485 | RSA | +55B | +46N | +34B | −2N | +39B | +14N | 5.0 | 18.5 | 20.0 | 14.50 | 864 | -10.8 |
| 7 | Van Zyl, Albertus Petrus | 0 | RSA | +42N | +40B | +31N | +4B | −1N | =10B | 4.5 | 22.0 | 25.0 | 16.75 | 1463 | 0.0 |
| 8 | Pretorius, Sarel | 1474 | RSA | +44B | +18N | =12B | +27N | −3B | +29N | 4.5 | 20.5 | 23.5 | 16.25 | 1278 | -20.0 |
| 9 | FIDE 534001980 | 0 | — | +49N | +?B | +24N | +37B | =2B | −4N | 4.5 | 20.0 | 20.0 | 12.25 | 1341 | 0.0 |
| 10 | Nana, Mihir | 0 | RSA | +?B | −5N | +53B | +18N | +13B | =7N | 4.5 | 19.0 | 19.0 | 11.75 | 1500 | 0.0 |
| 11 | Nel, Joshua | 1639 | RSA | +58B | +53N | =27B | +12N | +15B | −2N | 4.5 | 19.0 | 19.0 | 11.75 | 1592 | -5.2 |
| 12 | Motau, Neelo | 1507 | RSA | +52N | +33B | =8N | −11B | +35N | +26B | 4.5 | 18.5 | 20.5 | 13.75 | 1364 | -16.4 |
| 13 | Wilson, Jared | 1502 | RSA | +50B | +23N | +17B | −1B | −10N | +34N | 4.0 | 21.5 | 24.0 | 13.50 | 722 | -18.8 |
| 14 | FIDE 534038280 | 0 | — | −1N | +?B | +22N | +21B | +?N | −6B | 4.0 | 19.0 | 19.0 | 8.00 | 704 | 0.0 |
| 15 | Koutsouvelis, Matthew | 0 | RSA | −30N | +?B | +51N | +25B | −11N | +32B | 4.0 | 17.0 | 17.0 | 9.00 | 840 | 0.0 |
| 16 | FIDE 14360756 | 0 | — | +?N | +26B | −1N | −35B | +?N | +33B | 4.0 | 15.5 | 15.5 | 6.50 | 722 | 0.0 |
| 17 | FIDE 534005218 | 0 | — | +?N | +25B | −13N | −?B | +43N | +38B | 4.0 | 14.0 | 14.0 | 10.00 | 701 | 0.0 |
| 18 | Khumalo, Musawenkosi Eth | 0 | RSA | +?N | −8B | +52N | −10B | +?N | +35B | 4.0 | 14.0 | 14.0 | 5.00 | 673 | 0.0 |
| 19 | FIDE 14371499 | 0 | — | +?B | +?N | +?B | −3N | +33B | −5N | 4.0 | 13.0 | 13.0 | 3.00 | 670 | 0.0 |
| 20 | Mbewe, Lumi | 0 | RSA | +?B | −4B | =54N | =43B | +42N | +?N | 4.0 | 12.5 | 12.5 | 5.25 | 603 | 0.0 |
| 21 | FIDE 14395711 | 0 | — | +?B | −2N | +?B | −14N | +?B | +39N | 4.0 | 12.5 | 12.5 | 3.00 | 864 | 0.0 |
| 22 | Vermeulen, Petrus Van Der | 0 | RSA | +?B | −3N | −14B | +?N | +41B | +?N | 4.0 | 12.0 | 12.0 | 3.00 | 622 | 0.0 |
| 23 | Hugo, Kian | 0 | RSA | +?N | −13B | +?N | +30B | +24N | −?B | 4.0 | 11.5 | 11.5 | 7.50 | 701 | 0.0 |
| 24 | FIDE 534018522 | 0 | — | +?B | +?N | −9B | +34N | −23B | +?N | 4.0 | 11.5 | 11.5 | 3.00 | 1596 | 0.0 |
| 25 | Labuschagne, Gian | 0 | RSA | +?B | −17N | +?B | −15N | +?B | +?N | 4.0 | 8.0 | 8.0 | 0.00 | 1596 | 0.0 |
| 26 | Whyatt, Benjamin | 0 | FID | +?B | −16N | +48B | =32N | +27B | −12N | 3.5 | 17.5 | 17.5 | 7.50 | 720 | 0.0 |
| 27 | FIDE 534005323 | 0 | — | +?N | +?B | =11N | −8B | −26N | +49B | 3.5 | 15.0 | 15.0 | 4.75 | 1364 | 0.0 |
| 28 | Coetzee, Tristan | 0 | RSA | +?B | +38N | −3B | =31N | =32B | =?N | 3.5 | 14.5 | 14.5 | 6.25 | 622 | 0.0 |
| 29 | Ndwandwa, Longezo | 0 | RSA | +?N | −37B | =47N | +?B | +49N | −8B | 3.5 | 13.0 | 13.0 | 4.00 | 673 | 0.0 |
| 30 | FIDE 534005293 | 0 | — | +15B | =?B | +?N | −23N | +?B | −?B | 3.5 | 8.0 | 8.0 | 4.00 | 1473 | 0.0 |
| 31 | Bambalaza, Sakhuvuyo Ed | 0 | RSA | +?B | +?N | −7B | =28B | −?N | +?N | 3.5 | 8.0 | 8.0 | 1.75 | 723 | 0.0 |
| 32 | Sithole, Adiel Ean | 0 | RSA | +?N | −1B | +?N | =26B | =28N | −15N | 3.0 | 17.0 | 17.0 | 3.50 | 722 | 0.0 |
| 33 | Jacobs, Joel | 0 | RSA | +?B | −12N | +?B | +36B | −19N | −16N | 3.0 | 15.5 | 15.5 | 3.00 | 720 | -20.4 |
| 34 | FIDE 534038094 | 0 | — | +?N | +?B | −6N | −24B | +51N | −13B | 3.0 | 15.0 | 15.0 | 2.00 | 693 | 0.0 |
| 35 | FIDE 534024077 | 0 | — | −53B | +58N | +?B | +16N | −12B | −18N | 3.0 | 14.0 | 14.0 | 4.00 | 720 | 0.0 |
| 36 | FIDE 14394170 | 0 | — | +?B | +?N | −2B | −33N | =48B | =44N | 3.0 | 14.0 | 14.0 | 2.75 | 864 | 0.0 |
| 37 | FIDE 534007539 | 0 | — | +?B | +29N | +?B | −9N | −5B | −?N | 3.0 | 13.0 | 13.0 | 3.50 | 1521 | 0.0 |
| 38 | FIDE 14396564 | 0 | — | +?N | −28B | +?N | +?B | −4N | −17N | 3.0 | 12.5 | 12.5 | 0.00 | 603 | 0.0 |
| 39 | FIDE 14371626 | 0 | — | =41N | +?B | =?N | +?B | −6N | −21B | 3.0 | 12.0 | 12.0 | 1.50 | 685 | 0.0 |
| 40 | FIDE 14384213 | 0 | — | +?B | −7N | +?B | −5N | −?B | +?N | 3.0 | 9.5 | 9.5 | 0.00 | 747 | 0.0 |
| 41 | FIDE 534009370 | 0 | — | =39B | −?N | +55B | =?B | −22N | +?N | 3.0 | 8.5 | 8.5 | 3.00 | 723 | 0.0 |
| 42 | FIDE 534039910 | 0 | — | −7B | +?N | −?B | +?N | −20B | +?B | 3.0 | 8.5 | 8.5 | 0.00 | 622 | 0.0 |
| 43 | FIDE 534018301 | 0 | — | =?B | −?N | +?B | =20N | −17B | +?N | 3.0 | 8.0 | 8.0 | 2.00 | 1523 | 0.0 |
| 44 | Cupido, Craig | 0 | RSA | −8N | −?B | +?N | +?B | =?N | =36B | 3.0 | 7.5 | 7.5 | 1.50 | 673 | 0.0 |
| 45 | FIDE 534039929 | 0 | — | −2B | −?N | −?B | +?N | +?B | +?N | 3.0 | 5.5 | 5.5 | 0.00 | 864 | 0.0 |
| 46 | FIDE 14391236 | 0 | — | +?N | −6B | −?N | +?B | +?N | −?B | 3.0 | 5.0 | 5.0 | 0.00 | 685 | 0.0 |
| 47 | FIDE 534005439 | 0 | — | −?B | +?N | =29B | −?N | +?B | =?N | 3.0 | 3.5 | 3.5 | 1.75 | 1280 | 0.0 |
| 48 | FIDE 534034773 | 0 | — | −4N | +?B | −26N | +?B | =36N | −?B | 2.5 | 11.5 | 11.5 | 1.50 | 603 | 0.0 |
| 49 | FIDE 534037837 | 0 | — | −9B | +?N | +?B | =?N | −29B | −27N | 2.5 | 11.5 | 11.5 | 0.00 | 1519 | 0.0 |
| 50 | FIDE 534014276 | 0 | — | −13N | −?B | +57N | =51B | −?N | +54B | 2.5 | 8.5 | 8.5 | 3.50 | 701 | 0.0 |
| 51 | FIDE 534016686 | 0 | — | −?B | +?N | −15B | =50N | −34B | =?N | 2.0 | 9.5 | 9.5 | 1.25 | 776 | 0.0 |
| 52 | FIDE 534011641 | 0 | — | −12B | +?N | −18B | =?N | −?B | =?N | 2.0 | 8.5 | 8.5 | 0.00 | 720 | 0.0 |
| 53 | FIDE 14360780 | 0 | — | +35N | −11B | −10N | −?B | −?N | =?N | 1.5 | 12.0 | 12.0 | 3.00 | 840 | 0.0 |
| 54 | FIDE 534038078 | 0 | — | −5B | +?N | =20B | −?N | −?B | −50N | 1.5 | 11.5 | 11.5 | 2.00 | 747 | 0.0 |
| 55 | FIDE 534010505 | 0 | — | −6N | =?B | −41N | −?N | +?B | −?B | 1.5 | 8.0 | 8.0 | 0.00 | 685 | 0.0 |
| 56 | FIDE 534019766 | 0 | — | −?N | −?N | −?B | =?B | +?N | −?B | 1.5 | 0.0 | 0.0 | 0.00 | 622 | 0.0 |
| 57 | FIDE 534014241 | 0 | — | −3B | −?N | −50B | −?N | −?B | +58N | 1.0 | 7.5 | 7.5 | 0.00 | 622 | 0.0 |
| 58 | FIDE 534016805 | 0 | — | −11N | −35B | −?N | −?B | −?N | −57B | 0.0 | 8.5 | 8.5 | 0.00 | 840 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Klopper, BenRSA+33.26.0 pts · #1
- 2Manning, CallanRSA+29.65.5 pts · #2
- 3Stelloh, SebastianRSA+26.45.0 pts · #5
Top rating losers
- 1Resnekov, OliverRSA-26.45.0 pts · #52
- 2Jacobs, JoelRSA-20.43.0 pts · #57
- 3Pretorius, SarelRSA-20.04.5 pts · #16
Biggest upsets
- R3+116 Elo gap