Saudi Arabia Chess Championship 2025 - Under 18
9 players participated in this 7-round tournament, held from 26 Oct 2025 to 29 Oct 2025 in Jeddah, Saudi Arabia. Top 10 Elo average was 568, and top seed was mashel ali yahya daas (🇸🇦 KSA, 1833).
AHMED BAHAFZALLAH (🇸🇦 KSA, 0) won with 5.5/7, ahead of mashel ali yahya daas (5.0) and Raed ali yahya daas (5.0). BAHAFZALLAH clinched sole first place in the final round.
The biggest upset came in round 7: SULTAN QALIT ALBALAWI (1573) beat mashel ali yahya daas (1833), a +260-point gap.
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How it unfolded
Top 6 · 7 roundsAHMED BAHAFZALLAH led from R7; +0.5-point edge over the runner-up.
AHMED BAHAFZALLAH takes the sole lead (5.5/7).
AHMED BAHAFZALLAH 3 wins (R1–R3)Raed ali yahya daas 4 wins (R4–R7)mashel ali yahya daas 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1AHMED BAHAFZALLAH | * | — | 0 | — |
| 2Raed ali yahya daas | — | * | 0 | 1 |
| 3mashel ali yahya daas | 1 | 1 | * | 0 |
| 4SULTAN QALIT ALBALAWI | — | 0 | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | BAHAFZALLAH,AHMED | 0 | KSA | +4N | +9B | +?N | −2B | =6B | +8N | +?B | 5.5 | 15.5 | 15.5 | 8.75 | 1771 | 0.0 |
| 2 | daas,mashel ali yahya | 1833 | KSA | +8N | +3B | +6B | +1N | −4B | +7N | −5N | 5.0 | 25.0 | 27.0 | 19.00 | 847 | -59.2 |
| 3 | daas,Raed ali yahya | 0 | KSA | +5B | −2N | −7B | +?N | +?N | +?B | +4B | 5.0 | 16.0 | 16.0 | 8.00 | 1729 | 0.0 |
| 4 | ALTRAIRI,BADER ABDULRAHMAN S | 1709 | KSA | −1B | +7N | F | +9B | +2N | +6B | −3N | 4.0 | 23.0 | 23.0 | 12.50 | 2633 | +26.8 |
| 5 | ALBALAWI,SULTAN QALIT | 1573 | KSA | −3N | +8B | F | −6N | +7B | +9N | +2B | 4.0 | 19.5 | 19.5 | 11.00 | 2633 | +32.4 |
| 6 | Al-Nefaie,Mohammed | 0 | KSA | F | +?B | −2N | +5B | =1N | −4N | +9B | 3.5 | 19.5 | 19.5 | 7.75 | 1584 | 0.0 |
| 7 | Tayeb, Wesaam Basim | 0 | KSA | +?N | −4B | +3N | +?B | −5N | −2B | F | 3.0 | 20.0 | 20.0 | 5.00 | 909 | 0.0 |
| 8 | saleh,alqurashi | 0 | KSA | −2B | −5N | +?B | F | +?N | −1B | F | 2.0 | 17.5 | 17.5 | 0.00 | 910 | 0.0 |
| 9 | FIDE 21547831 | 0 | — | F | −1N | +?B | −4N | F | −5B | −6N | 1.0 | 17.0 | 17.0 | 0.00 | 847 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1ALBALAWI,SULTAN QALITKSA+32.44.0 pts · #3
- 2ALTRAIRI,BADER ABDULRAHMAN SKSA+26.84.0 pts · #5
- 3daas,Raed ali yahyaKSA0.05.0 pts · #1
- 1daas,mashel ali yahyaKSA-59.25.0 pts · #6
- 2daas,Raed ali yahyaKSA0.05.0 pts · #1
- 3BAHAFZALLAH,AHMEDKSA0.05.5 pts · #4
- R7+260 Elo gap
- R5+124 Elo gap