Powerhouse Chess Cup
8 players participated in this 6-round tournament, held from 17 Apr 2026 to 19 Apr 2026 in Manzini, Matsapha, Eswatini. 2 titled players. Top 10 Elo average was 1067, and top seed was Mabuza Mbongeni (🇸🇿 SWZ, CM, 1794).
Mabuza Mbongeni (🇸🇿 SWZ, CM, 1794) won with 5.0/6, ahead of Santiago De Nobrega (4.5) and Masuku Wandiswa Mzukwana (2.0). Mbongeni clinched sole first place in the final round.
The biggest upset came in round 1: Mdluli Mlondi (1540) beat Dlamini Simphiwe (CM, 1782), a +242-point gap.
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How it unfolded
Top 6 · 6 roundsCM Mabuza Mbongeni led from R6; +0.5-point edge over the runner-up.
CM Mabuza Mbongeni takes the sole lead (5.0/6).
CM Mabuza Mbongeni 1.5–0.5 against Santiago De Nobrega (R5 ½-½, R6 1-0) — decisive in 1/2.
Santiago De Nobrega won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMMabuza Mbongeni | * | ½ 1 | — | ½ 1 |
| 2Santiago De Nobrega | ½ 0 | * | 1 1 | — |
| 3Masuku Wandiswa Mzukwana | — | 0 0 | * | — |
| 4CMDlamini Simphiwe | ½ 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mbongeni, MabuzaCM | 1794 | SWZ | +6B | +6N | =4N | +4B | =2N | +2B | 5.0 | 12.0 | 12.0 | 9.00 | 1978 | +18.8 |
| 2 | De Nobrega, Santiago | 1788 | SWZ | +7B | +7N | +3N | +3B | =1B | −1N | 4.5 | 14.0 | 14.0 | 6.50 | 1810 | +4.8 |
| 3 | Masuku Wandiswa Mzukwana | 1635 | SWZ | +8B | +8N | −2B | −2N | F | F | 2.0 | 9.0 | 9.0 | 0.00 | 988 | -24.0 |
| 4 | Dlamini SimphiweCM | 1782 | SWZ | −5N | +5B | =1B | −1N | F | F | 1.5 | 12.0 | 12.0 | 3.50 | 1580 | -21.2 |
| 5 | Mdluli Mlondi | 1540 | SWZ | +4B | −4N | F | F | F | F | 1.0 | 3.0 | 3.0 | 1.50 | 1782 | +12.0 |
| 6 | FIDE 20703082 | 0 | — | −1N | −1B | F | F | F | F | 0.0 | 10.0 | 10.0 | 0.00 | 994 | 0.0 |
| 7 | FIDE 20704003 | 0 | — | −2N | −2B | F | F | F | F | 0.0 | 9.0 | 9.0 | 0.00 | 988 | 0.0 |
| 8 | Nhlengetfwa Gcina | 0 | SWZ | −3N | −3B | F | F | F | F | 0.0 | 4.0 | 4.0 | 0.00 | 835 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Mbongeni, MabuzaCMSWZ+18.85.0 pts · #1
- 2Mdluli MlondiSWZ+12.01.0 pts · #4
- 3De Nobrega, SantiagoSWZ+4.84.5 pts · #2
- 1Masuku Wandiswa MzukwanaSWZ-24.02.0 pts · #7
- 2Dlamini SimphiweCMSWZ-21.21.5 pts · #3
- 3Nhlengetfwa GcinaSWZ0.00.0 pts · #6
- R1+242 Elo gap