2026 Zone 4.2 Individual Chess Championships Open
Open SwissStandard
36 players participated in this 9-round tournament, held from 25 Apr 2026 to 30 Apr 2026 in Lome, Togo. 8 titled players from 8 federations. Top 10 Elo average was 2003, and top seed was Tennyson Ewomazino Olisa (🇳🇬 NGR, CM, 2301).
Tennyson Ewomazino Olisa (🇳🇬 NGR, CM, 2301) won with 7.5/9, ahead of Bernard Anhwere (7.0) and Francis Eric Anquandah (6.5). Olisa took the lead from round 5.
The biggest upset came in round 1: Yao Paul Togbe (1582) beat Cephas Clinton Fomevor (CM, 1923), a +341-point gap.
Location
🇹🇬Lome, Togo
Dates
25 Apr 2026 → 30 Apr 2026
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 9 rounds
Titled players · 8
IM×1
CM×7
Federations · 8 represented
🇬🇭Ghana×8
🇹🇬Togo×7
🇨🇮Cote d'Ivoire×5
Niger×4
🇳🇬Nigeria×4
Guinea×2
🇧🇫Burkina Faso×1
🇲🇱Mali×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsCM Tennyson Ewomazino Olisa led from R5; +0.5-point edge over the runner-up.
Co-leaders
15
6
3
1
1
1
1
1
1
R5 · LEADER CHANGE27 Apr
CM Tennyson Ewomazino Olisa takes the sole lead (4.5/5).
R7 · HEAD-TO-HEAD · WINNER VS 2ND
CM Tennyson Ewomazino Olisa drew with CM Bernard Anhwere (White).
WIN STREAKS · 2 top finishers
CM Tennyson Ewomazino Olisa 4 wins (R3–R6)CM Bernard Anhwere 3 wins (R4–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMTennyson Ewomazino Olisa | * | ½ | 1 | 1 |
| 2CMBernard Anhwere | ½ | * | ½ | 1 |
| 3CMYoboue Hermann Manan | 0 | ½ | * | — |
| 4IMFrancis Eric Anquandah | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Olisa, Tennyson EwomazinoCM | 2301 | NGR | +27B | =10N | +3B | +8N | +7B | +4N | =2B | +9N | =6B | 7.5 | 48.0 | 51.5 | 42.25 | 2314 | +2.8 |
| 2 | Anhwere, BernardCM | 1950 | GHA | +22N | =25B | =10N | +13B | +8N | +5B | =1N | +3B | =4N | 7.0 | 46.5 | 50.0 | 38.50 | 2110 | +35.0 |
| 3 | Anquandah, Francis EricIM | 1873 | GHA | =6N | +15B | −1N | +25B | +11N | +16B | +7B | −2N | +13B | 6.5 | 46.5 | 50.0 | 32.50 | 2127 | +50.2 |
| 4 | Manan, Yoboue HermannCM | 2095 | CIV | +24B | +26N | −8B | +20N | +19B | −1B | +5N | +7N | =2B | 6.5 | 44.0 | 47.5 | 31.00 | 2062 | -0.4 |
| 5 | Amako, Marc Arnold | 1879 | CIV | +34B | +12N | +20B | −7N | +9B | −2N | −4B | +21N | +14B | 6.0 | 42.5 | 45.0 | 26.00 | 2001 | +25.6 |
| 6 | Doumassi, Kodjovi Folly Corazon | 0 | TOG | =3B | −9N | +24B | =26N | +18B | =19N | +25B | +13N | =1N | 6.0 | 41.5 | 45.0 | 28.50 | 1939 | 0.0 |
| 7 | ONOKPITE, KennedyCM | 2167 | NGR | +21N | +13B | +16N | +5B | −1N | +14B | −3N | −4B | =8N | 5.5 | 47.0 | 51.0 | 27.75 | 2007 | -29.2 |
| 8 | Ballebako, Kokou Difendramakada Jacques | 1787 | TOG | +29N | +14B | +4N | −1B | −2B | +23N | −9B | +12N | =7B | 5.5 | 46.0 | 49.5 | 26.75 | 1992 | +33.0 |
| 9 | ONUOHA, Obioma | 2009 | NGR | =15N | +6B | =25N | +10B | −5N | +22B | +8N | −1B | =11N | 5.5 | 45.0 | 48.5 | 28.00 | 1896 | -20.4 |
| 10 | Frempong-Smart DanielCM | 1841 | GHA | +36N | =1B | =2B | −9N | +27B | =15N | +19B | −14N | +20B | 5.5 | 42.0 | 43.0 | 22.75 | 1929 | +17.4 |
| 11 | Fomevor, Cephas ClintonCM | 1923 | GHA | −12B | +34N | +35B | −19N | −3B | +27N | +23B | +20N | =9B | 5.5 | 35.5 | 37.5 | 18.75 | 1764 | -27.0 |
| 12 | Togbe, Yao Paul | 1582 | TOG | +11N | −5B | −14N | +33B | +17N | −13B | +16N | −8B | +21B | 5.0 | 41.0 | 43.5 | 22.00 | 1800 | +68.4 |
| 13 | OYAMA, Ekok OyamaCM | 1835 | NGR | +30B | −7N | +33B | −2N | +35B | +12N | +14N | −6B | −3N | 5.0 | 40.5 | 42.5 | 17.50 | 1861 | +3.6 |
| 14 | Goh, Senao Emerick | 1955 | CIV | +35B | −8N | +12B | +27N | +23B | −7N | −13B | +10B | −5N | 5.0 | 40.0 | 42.0 | 20.00 | 1811 | -55.6 |
| 15 | Jeshurun Obiri Yeboah Pryce-Tandoh | 1688 | GHA | =9B | −3N | +17B | =22N | +26B | =10B | =21N | −19N | +24B | 5.0 | 39.0 | 42.5 | 22.00 | 1785 | +39.2 |
| 16 | Abdul-raheem,Waris Clinton | 1849 | GHA | +17B | +33N | −7B | −23N | +20B | −3N | −12B | +30N | +19B | 5.0 | 37.5 | 40.0 | 19.00 | 1749 | -28.4 |
| 17 | Fofana, Ibrahima Sory | 0 | GUI | −16N | =21B | −15N | +36B | −12B | +28N | =22N | +26B | +33B | 5.0 | 32.5 | 33.5 | 14.50 | 1585 | 0.0 |
| 18 | Akpa Prince | 1881 | GHA | +31N | −20B | −19N | +32B | −6N | −21B | +35N | +25N | +23B | 5.0 | 32.0 | 34.0 | 15.50 | 1655 | -30.2 |
| 19 | Semeko, Lumen Paco | 1721 | TOG | F | +30N | +18B | +11B | −4N | =6B | −10N | +15B | −16N | 4.5 | 41.5 | 41.5 | 21.50 | 1880 | +23.0 |
| 20 | Amewounou, Komlan Kouessan | 1763 | TOG | +23B | +18N | −5N | −4B | −16N | +31B | +24N | −11B | −10N | 4.0 | 41.5 | 44.5 | 16.00 | 1723 | -9.0 |
| 21 | Yao, Hamed Stephane | 1724 | CIV | −7B | =17N | −23B | +34N | +28B | +18N | =15B | −5B | −12N | 4.0 | 39.0 | 41.5 | 16.00 | 1682 | -16.0 |
| 22 | Singh, Manoom | 1612 | GHA | −2B | +28N | =26B | =15B | +25N | −9N | =17B | −24N | =27B | 4.0 | 37.0 | 40.5 | 15.50 | 1712 | +28.0 |
| 23 | Sougoule, Bansoumane | 0 | GUI | −20N | +31B | +21N | +16B | −14N | −8B | −11N | +34B | −18N | 4.0 | 37.0 | 39.5 | 14.50 | 1682 | 0.0 |
| 24 | KOITA SEYDOU | 1697 | BUR | −4N | −32B | −6N | +30B | +29N | +26N | −20B | +22B | −15N | 4.0 | 35.5 | 38.5 | 14.00 | 1720 | +0.8 |
| 25 | Kakou, Allare Kassi Jean | 1789 | CIV | +28B | =2N | =9B | −3N | −22B | +35N | −6N | −18B | =26N | 3.5 | 41.0 | 43.0 | 13.50 | 1721 | -26.8 |
| 26 | Youssouf NIARE | 1802 | MLI | +32N | −4B | =22N | =6B | −15N | −24B | +31N | −17N | =25B | 3.5 | 37.0 | 40.0 | 12.75 | 1536 | -68.8 |
| 27 | Conte, Saidou | 1762 | TOG | −1N | +36B | +32N | −14B | −10N | −11B | −30N | +35B | =22N | 3.5 | 35.5 | 36.5 | 8.00 | 1662 | -35.2 |
| 28 | Maman, Oumarou | 0 | NIG | −25N | −22B | +36N | =29B | −21N | −17B | −33N | +31B | +34N | 3.5 | 28.0 | 29.0 | 8.25 | 908 | 0.0 |
| 29 | FIDE 29400767 | 0 | — | −8B | −35N | =34B | =28N | −24B | =36N | +32B | −33N | +30B | 3.5 | 26.0 | 27.0 | 9.50 | 907 | 0.0 |
| 30 | Hassane Abdou Bilal | 0 | NIG | −13N | −19B | −31N | −24N | +36B | +34N | +27B | −16B | −29N | 3.0 | 31.0 | 32.0 | 7.00 | 1533 | 0.0 |
| 31 | FIDE 29400414 | 0 | — | −18B | −23N | +30B | −35N | +32B | −20N | −26B | −28N | +36B | 3.0 | 28.0 | 29.0 | 7.00 | 971 | 0.0 |
| 32 | MAMAN LAOUAN MAMAN KEITA MOHAMED | 0 | NIG | −26B | +24N | −27B | −18N | −31N | =33B | −29N | =36B | +35N | 3.0 | 27.0 | 28.0 | 7.75 | 1684 | 0.0 |
| 33 | FIDE 29400740 | 0 | — | F | −16B | −13N | −12N | −34B | =32N | +28B | +29B | −17N | 2.5 | 32.5 | 32.5 | 8.50 | 955 | 0.0 |
| 34 | Djinaidou Abdourahamane | 0 | NIG | −5N | −11B | =29N | −21B | +33N | −30B | +36N | −23N | −28B | 2.5 | 32.0 | 33.0 | 5.25 | 1042 | 0.0 |
| 35 | Assagba, Kodjo Mawuli | 1637 | TOG | −14N | +29B | −11N | +31B | −13N | −25B | −18B | −27N | −32B | 2.0 | 34.0 | 37.0 | 6.50 | 1058 | -27.2 |
| 36 | FIDE 29400759 | 0 | — | −10B | −27N | −28B | −17N | −30N | =29B | −34B | =32N | −31N | 1.0 | 30.0 | 32.5 | 3.25 | 1002 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Togbe, Yao PaulTOG+68.45.0 pts · #14
- 2Anquandah, Francis EricIMGHA+50.26.5 pts · #5
- 3Jeshurun Obiri Yeboah Pryce-TandohGHA+39.25.0 pts · #11
Top rating losers
- 1Youssouf NIAREMLI-68.83.5 pts · #28
- 2Goh, Senao EmerickCIV-55.65.0 pts · #10
- 3Conte, SaidouTOG-35.23.5 pts · #27
Biggest upsets
- R1+341 Elo gap
- R3+308 Elo gap
- R7+294 Elo gap