Kenya National Youth and Cadet Chess Championship Playoffs - U12 Open
Open SwissStandard
29 players participated in this 11-round tournament, held from 10 Apr 2026 to 13 Apr 2026 in Nairobi, Kenya. Top 10 Elo average was 1630, and top seed was Manyeki Nathaniel (🇰🇪 KEN, 1863).
Muli Faraja Mumo (🇰🇪 KEN, 1787) won with 10.0/11, ahead of Manyeki Nathaniel (10.0) and Kiplangat Baraka (7.0). Mumo shared the lead from round 1, winning on tie-break.
The biggest upset came in round 6: Yator Mugo Waikwa (1485) beat Muli Faraja Mumo (1787), a +302-point gap.
Location
🇰🇪Nairobi, Kenya
Dates
10 Apr 2026 → 13 Apr 2026
Time control
Standard: 90 minutes for the whole game
System
Swiss · 11 rounds
Federations · 1 represented
🇰🇪Kenya×24
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 11 roundsTight race until R5; 2 players tied at 10.0/11, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Co-leaders
11
6
3
2
1
3
2
2
2
2
2
R5–R11 · LEAD HELD
Muli Faraja Mumo held the sole lead from R5 through R11 without losing it.
R11 · TIEBREAK CLUSTER
2 players finish on 10.0/11. Mumo takes the title on Buchholz Cut1 (68.0).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Muli Faraja Mumo beat Manyeki Nathaniel (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Muli Faraja Mumo | * | 1 | 1 | 1 |
| 2Manyeki Nathaniel | 0 | * | 1 | 1 |
| 3Kiplangat Baraka | 0 | 0 | * | — |
| 4Jayson Kimani Ndarwa | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | R10 | R11 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Muli Faraja Mumo | 1787 | KEN | +29B | +15N | +10B | +4N | +2B | −7N | +8B | +5N | +9N | +6B | +3N | 10.0 | 68.0 | 68.0 | 61.50 | 1919 | +50.0 |
| 2 | Manyeki Nathaniel | 1863 | KEN | +19N | +7B | +5N | +8B | −1N | +6B | +3N | +15B | +28N | +4B | +9B | 10.0 | 66.5 | 66.5 | 56.50 | 1929 | +24.0 |
| 3 | Kiplangat Baraka | 1466 | KEN | +26B | −4N | +24B | +10N | −7B | +14N | −2B | +28B | +12N | +15N | −1B | 7.0 | 62.5 | 62.5 | 29.50 | 1616 | +64.8 |
| 4 | Apamo Shem Mali | 1656 | KEN | +13N | +3B | +12N | −1B | =8N | −5B | −6N | +17N | +16B | −2N | +28B | 6.5 | 69.5 | 69.5 | 33.25 | 1616 | -19.2 |
| 5 | Wema Dylan | 1567 | KEN | +20B | +14N | −2B | +16N | +15B | +4N | −7B | −1B | =8N | −9N | +17B | 6.5 | 68.5 | 73.5 | 37.25 | 1649 | +34.0 |
| 6 | Serede Elvis Mugilwa Jnr | 1599 | KEN | +21N | −12B | =19N | +11B | +16B | −2N | +4B | =7N | +22B | −1N | =15B | 6.5 | 66.0 | 70.0 | 35.50 | 1620 | +9.6 |
| 7 | Yator Mugo Waikwa | 1485 | KEN | F | −2N | +25B | +12B | +3N | +1B | +5N | =6B | −15N | +28B | −8N | 6.5 | 61.0 | 61.0 | 35.75 | 1672 | +86.0 |
| 8 | Jayson Kimani Ndarwa | 1577 | KEN | F | +22B | +13N | −2N | =4B | +28B | −1N | =16N | =5B | +14N | +7B | 6.5 | 61.0 | 61.0 | 31.75 | 1701 | +65.2 |
| 9 | Nic-Ayden Motyo | 0 | KEN | +28N | =16B | =11N | −19B | =13N | +26B | +24N | +14N | −1B | +5B | −2N | 6.5 | 61.0 | 61.0 | 27.00 | 1571 | 0.0 |
| 10 | Njenga Dayson Irari | 1438 | KEN | +24N | +11B | −1N | −3B | +28N | −23B | +13N | −12B | +20N | =22B | +21N | 6.5 | 56.0 | 56.0 | 27.00 | 1544 | +36.8 |
| 11 | Lumula Jason Jude | 1554 | KEN | +27B | −10N | =9B | −6N | +22B | =20N | +28N | =19B | +18B | −12N | +25B | 6.5 | 49.0 | 49.0 | 21.75 | 1452 | -34.8 |
| 12 | Tindi Liam | 1443 | KEN | +17B | +6N | −4B | −7N | +20B | −15N | −16B | +10N | −3B | +11B | +22N | 6.0 | 61.0 | 65.0 | 34.00 | 1494 | +24.8 |
| 13 | Jayden Hiyari Mwamtsi | 1400 | KEN | −4B | +26N | −8B | +25N | =9B | −21N | −10B | =18N | +27B | +24N | +19B | 6.0 | 49.5 | 50.5 | 20.50 | 1329 | -15.6 |
| 14 | Kiai, Jayden | 1455 | KEN | +25N | −5B | +28N | +24B | +26N | −3B | +23N | −9B | +21N | −8B | −16N | 6.0 | 49.0 | 49.0 | 17.00 | 1301 | -36.4 |
| 15 | Waweru Trevor Kipngetich | 1480 | KEN | F | −1B | +23N | +28B | −5N | +12B | +21N | −2N | +7B | −3B | =6N | 5.5 | 61.0 | 61.0 | 24.25 | 1552 | +23.6 |
| 16 | Omollo Tendai Gichuhi | 1543 | KEN | F | =9N | +18B | −5B | −6N | +19B | +12N | =8B | −4N | =17N | +14B | 5.5 | 60.5 | 60.5 | 31.75 | 1530 | -4.8 |
| 17 | Shem Ngugi | 0 | KEN | −12N | =21B | +22N | −26B | =18B | +27N | +19N | −4B | +23N | =16B | −5N | 5.5 | 50.0 | 51.0 | 21.75 | 1482 | 0.0 |
| 18 | Adrian Kiprotich | 0 | KEN | =22N | +23B | −16N | −21B | =17N | −24B | +26N | =13B | −11N | +27B | +20N | 5.5 | 46.5 | 47.5 | 20.25 | 1333 | 0.0 |
| 19 | Master Walter Aira | 1416 | KEN | −2B | +27N | =6B | +9N | =21B | −16N | −17B | =11N | =24B | +25N | −13N | 5.0 | 57.0 | 58.0 | 20.75 | 1342 | -20.0 |
| 20 | Dennis Wafula | 0 | KEN | −5N | +28B | +27N | +23B | −12N | =11B | −22N | =25B | −10B | +26N | −18B | 5.0 | 45.5 | 45.5 | 12.25 | 1334 | 0.0 |
| 21 | Caleb Antony | 0 | KEN | −6B | =17N | +29B | +18N | =19N | +13B | −15B | −22N | −14B | =23N | −10B | 4.5 | 54.5 | 54.5 | 18.75 | 1334 | 0.0 |
| 22 | Asaph Ndungu | 1608 | KEN | =18B | −8N | −17B | F | −11N | +25N | +20B | +21B | −6N | =10N | −12B | 4.0 | 55.5 | 55.5 | 18.50 | 1156 | -102.8 |
| 23 | FIDE 10884602 | 0 | — | F | −18N | −15B | −20N | +25B | +10N | −14B | =24N | −17B | =21B | +27N | 4.0 | 45.5 | 45.5 | 14.25 | 1333 | 0.0 |
| 24 | FIDE 10897399 | 0 | — | −10B | F | −3N | −14N | +27B | +18N | −9B | =23B | =19N | −13B | −26B | 3.0 | 50.0 | 50.0 | 11.00 | 1069 | 0.0 |
| 25 | FIDE 554018900 | 0 | — | −14B | +29N | −7N | −13B | −23N | −22B | +27B | =20N | =26N | −19B | −11N | 3.0 | 46.5 | 46.5 | 4.75 | 1165 | 0.0 |
| 26 | FIDE 10869395 | 0 | — | −3N | −13B | F | +17N | −14B | −9N | −18B | −27N | =25B | −20B | +24N | 2.5 | 48.5 | 48.5 | 10.00 | 640 | 0.0 |
| 27 | FIDE 554018897 | 0 | — | −11N | −19B | −20B | F | −24N | −17B | −25N | +26B | −13N | −18N | −23B | 1.0 | 46.0 | 46.0 | 2.50 | 657 | 0.0 |
| 28 | Jacob Mandela | 1550 | KEN | −9B | −20N | −14B | −15N | −10B | −8N | −11B | −3N | −2B | −7N | −4N | 0.0 | 67.5 | 72.5 | 0.00 | 753 | -181.6 |
| 29 | Kabugo Njugi | 1403 | KEN | −1N | −25B | −21N | F | F | F | F | F | F | F | F | 0.0 | 21.5 | 21.5 | 0.00 | 987 | -3.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Yator Mugo WaikwaKEN+86.06.5 pts · #4
- 2Jayson Kimani NdarwaKEN+65.26.5 pts · #3
- 3Kiplangat BarakaKEN+64.87.0 pts · #7
Top rating losers
- 1Jacob MandelaKEN-181.60.0 pts · #28
- 2Asaph NdunguKEN-102.84.0 pts · #24
- 3Kiai, JaydenKEN-36.46.0 pts · #19
Biggest upsets
- R6+302 Elo gap
- R11+165 Elo gap
- R2+156 Elo gap