The Apex Junior Invitational Tournament 1st Edition - Open
12 players participated in this 6-round tournament, held from 07 Feb 2026 to 08 Feb 2026 in Nairobi, Kenya. Top 10 Elo average was 1589, and top seed was Wanyoike Collins Mburu (🇰🇪 KEN, 1842).
Kwambai Brian (🇰🇪 KEN, 1685) won with 5.0/6, ahead of Oluchiri Jeshurun Inyangala (4.0) and Maguor Deng Gheit Longar (4.0). Brian won solo starting round 4.
The biggest upset came in round 5: Kwambai Brian (1685) beat Collins Muoki. K (1837), a +152-point gap.
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How it unfolded
Top 6 · 6 roundsKwambai Brian led from R4; +1.0-point edge over the runner-up.
Kwambai Brian never relinquished the lead after R4; final gap +1.0 over the runner-up.
Kwambai Brian beat Oluchiri Jeshurun Inyangala (Black).
Kwambai Brian 5 wins (R1–R5)Oluchiri Jeshurun Inyangala 3 wins (R1–R3)Maguor Deng Gheit Longar 3 wins (R3–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Kwambai Brian | * | 1 | — | 1 |
| 2Oluchiri Jeshurun Inyangala | 0 | * | — | — |
| 3Maguor Deng Gheit Longar | — | — | * | — |
| 4Thiongo Collins | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kwambai Brian | 1685 | KEN | +10B | +8N | +4B | +2N | +?B | −?N | 5.0 | 10.0 | 10.0 | 10.00 | 2389 | +61.6 |
| 2 | Oluchiri Jeshurun Inyangala | 1691 | KEN | +9N | +?B | +7N | −1B | +6N | −?B | 4.0 | 11.5 | 11.5 | 6.50 | 1789 | +20.8 |
| 3 | Maguor Deng Gheit Longar | 1662 | KEN | +12N | −?B | +11N | F | +7B | +8N | 4.0 | 6.5 | 6.5 | 4.00 | 2283 | +21.2 |
| 4 | Thiongo Collins | 1778 | KEN | +7N | +11B | −1N | F | +5B | −6B | 3.0 | 12.5 | 12.5 | 5.00 | 1597 | -34.8 |
| 5 | Yator Mugo Waikwa | 1452 | KEN | −6N | +9B | +10N | −?B | −4N | +11B | 3.0 | 8.5 | 8.5 | 3.00 | 1599 | +26.4 |
| 6 | Ngony, John Thon | 1766 | KEN | +5B | F | =?N | F | −2B | +4N | 2.5 | 14.0 | 14.0 | 6.00 | 1765 | +1.2 |
| 7 | Marc-Antoine Ishimwe Ndagijimana | 1487 | KEN | −4B | +10N | −2B | F | −3N | +9N | 2.0 | 14.0 | 14.0 | 3.00 | 1524 | +6.8 |
| 8 | Jean-Christophe Mugisha | 1521 | KEN | −?N | −1B | −9N | +10B | +12N | −3B | 2.0 | 12.0 | 12.0 | 1.00 | 1357 | -26.0 |
| 9 | Olivia Makungu | 1445 | KEN | −2B | −5N | +8B | +11N | −?N | −7B | 2.0 | 11.0 | 11.0 | 2.00 | 1334 | -22.8 |
| 10 | Sean Ringera | 1406 | KEN | −1N | −7B | −5B | −8N | F | +12B | 1.0 | 12.0 | 12.0 | 0.00 | 725 | -55.6 |
| 11 | Bowen Ndegwa Waikwa | 0 | KEN | F | −4N | −3B | −9B | F | −5N | 0.0 | 12.0 | 12.0 | 0.00 | 784 | 0.0 |
| 12 | Alexander Hono Hera | 0 | KEN | −3B | F | −?N | F | −8B | −10N | 0.0 | 9.0 | 9.0 | 0.00 | 716 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Kwambai BrianKEN+61.65.0 pts · #1
- 2Yator Mugo WaikwaKEN+26.43.0 pts · #5
- 3Maguor Deng Gheit LongarKEN+21.24.0 pts · #3
- 1Sean RingeraKEN-55.61.0 pts · #12
- 2Thiongo CollinsKEN-34.83.0 pts · #4
- 3Jean-Christophe MugishaKEN-26.02.0 pts · #8
- R5+152 Elo gap
- R2+151 Elo gap