Tournoi Classique ONCST 25-02--2026
32 players participated in this 7-round tournament, held from 25 Feb 2026 to 03 Mar 2026 in Tunis, Tunisia. Top 10 Elo average was 1758, and top seed was Walid Ben Romdhane (🇹🇳 TUN, 1888).
Yassine Ben Manssour (🇹🇳 TUN, 1833) won with 6.0/7, ahead of Hamza Chennoufi (5.5) and Walid Ben Romdhane (5.0). Ben Manssour shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 5: youssef Melki (1552) beat Jihed Baba (1851), a +299-point gap.
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How it unfolded
Top 6 · 7 roundsYassine Ben Manssour led from R7; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R7.
Yassine Ben Manssour takes the sole lead (6.0/7).
Yassine Ben Manssour 4 wins (R4–R7)Walid Ben Romdhane 4 wins (R2–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Yassine Ben Manssour | * | — | 1 | 1 |
| 2Hamza Chennoufi | — | * | 0 | — |
| 3Walid Ben Romdhane | 0 | 1 | * | — |
| 4youssef Melki | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ben Manssour, Yassine | 1833 | TUN | =10B | +27N | =24B | +29N | +12B | +3B | +4N | 6.0 | 19.5 | 19.5 | 16.75 | 1875 | +16.0 |
| 2 | Chennoufi, Hamza | 1775 | TUN | +17N | +22B | =11N | +7B | −3N | +5B | +21N | 5.5 | 21.0 | 23.0 | 16.50 | 1886 | +33.6 |
| 3 | Ben Romdhane, Walid | 1888 | TUN | =27B | +10N | +8B | +5N | +2B | −1N | =7B | 5.0 | 27.5 | 28.5 | 20.00 | 1774 | -12.8 |
| 4 | Melki, youssef | 1552 | TUN | +23N | −18B | +21N | +8B | +13B | +9N | −1B | 5.0 | 21.5 | 23.5 | 15.00 | 1774 | +44.0 |
| 5 | Weslati,Monem | 1720 | TUN | +30N | =7B | +26N | −3B | +18N | −2N | +16B | 4.5 | 21.0 | 21.0 | 8.50 | 1650 | -8.2 |
| 6 | Belhout, Ahmed Zoubaier | 1725 | TUN | −28B | +16N | −7N | =19B | +17N | +25B | +20N | 4.5 | 15.0 | 16.0 | 9.75 | 1588 | -22.0 |
| 7 | Omar Zerriaa | 1562 | TUN | +9B | =5N | +6B | −2N | +25B | F | =3N | 4.0 | 26.5 | 28.0 | 14.75 | 1777 | +42.4 |
| 8 | Blaiech,Mohamed | 0 | TUN | +21N | +14B | −3N | −4N | +22B | F | +9B | 4.0 | 22.0 | 24.0 | 11.00 | 1692 | 0.0 |
| 9 | smeti, med dhia | 0 | TUN | −7N | +30B | +20N | +17B | +11N | −4B | −8N | 4.0 | 20.5 | 20.5 | 7.50 | 1609 | 0.0 |
| 10 | Ben Cherifa,Bouraoui | 1456 | TUN | =1N | −3B | −25N | +30B | −16N | +29B | +17N | 3.5 | 17.5 | 17.5 | 5.50 | 1650 | +13.2 |
| 11 | Baba,Mouadh | 1694 | TUN | +16N | +28B | =2B | =13N | −9B | F | F | 3.0 | 20.0 | 20.0 | 7.75 | 1814 | +12.8 |
| 12 | Baba, Ayoub | 1514 | TUN | −13B | +15N | +14N | +18B | −1N | F | F | 3.0 | 19.5 | 19.5 | 8.50 | 1758 | +23.4 |
| 13 | Baba,Jihed | 1851 | TUN | +12N | +20B | =18N | =11B | −4N | F | F | 3.0 | 19.5 | 19.5 | 7.75 | 1693 | -36.4 |
| 14 | Ben Othman, Zahreddine | 1627 | TUN | +15B | −8N | −12B | −23N | +31B | +22N | −19N | 3.0 | 16.5 | 16.5 | 5.00 | 1437 | -15.6 |
| 15 | Kasmi,Raslen | 0 | TUN | −14N | −12B | =16B | =27N | −20B | +30N | +22B | 3.0 | 13.5 | 13.5 | 3.75 | 1427 | 0.0 |
| 16 | Ben Salah,Ali Hachem Mikel | 0 | TUN | −11B | −6B | =15N | +20N | +10B | F | −5N | 2.5 | 21.0 | 23.0 | 7.00 | 1571 | 0.0 |
| 17 | Belhedi, karim | 0 | TUN | −2B | =25N | +27B | −9N | −6B | +31N | −10B | 2.5 | 20.0 | 20.0 | 1.75 | 1424 | 0.0 |
| 18 | Oueslati, youssef | 1719 | TUN | +29B | +4N | =13B | −12N | −5B | F | F | 2.5 | 15.5 | 15.5 | 6.50 | 1572 | -32.0 |
| 19 | Derouiche,Aymen | 1572 | TUN | −26N | +32B | F | =6N | F | F | +14B | 2.5 | 13.5 | 13.5 | 5.25 | 1869 | +31.2 |
| 20 | Mejri, Moncef | 1624 | TUN | +32N | −13N | −9B | −16B | +15N | F | −6B | 2.0 | 19.0 | 19.0 | 3.00 | 989 | -11.4 |
| 21 | Dekhili,Aymen | 1691 | TUN | −8B | +31N | −4B | F | +29N | F | −2B | 2.0 | 18.5 | 18.5 | 0.00 | 864 | -21.4 |
| 22 | Jallouli Mohamed Amine | 1602 | TUN | +25B | −2N | F | +31B | −8N | −14B | −15N | 2.0 | 18.0 | 18.0 | 1.50 | 901 | -29.2 |
| 23 | Turki, Anis | 0 | TUN | −4B | F | +30N | +14B | F | F | F | 2.0 | 14.0 | 14.0 | 3.00 | 1590 | 0.0 |
| 24 | Nouira,Bassem | 1685 | TUN | +31N | =26B | =1N | F | F | F | F | 2.0 | 7.5 | 7.5 | 3.75 | 1833 | +7.6 |
| 25 | Samaali,Mohamed Yassine | 0 | TUN | −22N | =17B | +10B | F | −7N | −6N | F | 1.5 | 18.5 | 20.0 | 4.75 | 1393 | 0.0 |
| 26 | Sfaxi , Hatem | 0 | TUN | +19B | =24N | −5B | F | F | F | F | 1.5 | 10.5 | 10.5 | 3.50 | 1662 | 0.0 |
| 27 | Lazrag, Zied | 1515 | TUN | =3N | −1B | −17N | =15B | F | F | F | 1.0 | 16.5 | 16.5 | 4.00 | 1668 | +5.4 |
| 28 | Ben Khlifa, Naim | 0 | TUN | +6N | −11N | F | F | F | F | F | 1.0 | 11.5 | 11.5 | 4.50 | 1710 | 0.0 |
| 29 | FIDE 5573114 | 0 | — | −18N | F | F | −1B | −21B | −10N | F | 0.0 | 18.5 | 18.5 | 0.00 | 874 | 0.0 |
| 30 | Ben Meftah, Sabeur | 0 | TUN | −5B | −9N | −23B | −10N | F | −15B | F | 0.0 | 17.0 | 17.0 | 0.00 | 786 | 0.0 |
| 31 | Hleli, Mohamed | 0 | TUN | −24B | −21B | F | −22N | −14N | −17B | F | 0.0 | 11.5 | 11.5 | 0.00 | 853 | 0.0 |
| 32 | Ouni, Oumayma | 0 | TUN | −20B | −19N | F | F | F | F | F | 0.0 | 5.5 | 5.5 | 0.00 | 799 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Melki, youssefTUN+44.05.0 pts · #8
- 2Omar ZerriaaTUN+42.44.0 pts · #9
- 3Chennoufi, HamzaTUN+33.65.5 pts · #2
- 1Baba,JihedTUN-36.43.0 pts · #4
- 2Oueslati, youssefTUN-32.02.5 pts · #15
- 3Jallouli Mohamed AmineTUN-29.22.0 pts · #26
- R5+299 Elo gap
- R4+205 Elo gap
- R3+163 Elo gap