Campeonato de Tercera de Gipuzkoa 2025 Zonal Donostia Rondas 4-7
24 players participated in this 7-round tournament, held from 01 Nov 2025 to 22 Nov 2025 in Donostia, Spain. 2 federations represented. Top 10 Elo average was 1604, and top seed was Joseba Iglesias Liroz (🇪🇸 ESP, 1692).
Iosu Used Zabalegui (🇪🇸 ESP, 1610) won with 4.0/7, ahead of Inigo Alcorta Lejarreta (3.0) and Urko Vallejo Perez (3.0). Used Zabalegui shared the lead from round 5 and broke clear in the final round.
The biggest upset came in round 7: Urko Vallejo Perez (1588) beat Joseba Iglesias Liroz (1692), a +104-point gap.
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How it unfolded
Top 6 · 7 roundsIosu Used Zabalegui led from R7; +1.0-point edge over the runner-up. Title race converged from 9 co-leaders at R4 to 1 by R7.
Iosu Used Zabalegui never relinquished the lead after R7; final gap +1.0 over the runner-up.
Iosu Used Zabalegui beat Inigo Alcorta Lejarreta (Black).
Iosu Used Zabalegui 4 wins (R4–R7)Inaki Ezkai Ormazabal 3 wins (R4–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Iosu Used Zabalegui | * | 1 | 1 | — |
| 2Inigo Alcorta Lejarreta | 0 | * | — | 1 |
| 3Inaki Ezkai Ormazabal | 0 | — | * | — |
| 4Urko Vallejo Perez | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Used Zabalegui, Iosu | 1610 | ESP | F | F | F | +11N | +12B | +2N | +4B | 4.0 | 9.0 | 9.0 | 9.00 | 2459 | +60.8 |
| 2 | Alcorta Lejarreta, Inigo | 1650 | ESP | F | F | F | +13B | +3N | −1B | +8N | 3.0 | 10.5 | 10.5 | 6.50 | 1744 | +18.8 |
| 3 | Vallejo Perez, Urko | 1588 | ESP | F | F | F | +22N | −2B | +6N | +7N | 3.0 | 8.0 | 8.0 | 5.00 | 1731 | +11.6 |
| 4 | Ezkai Ormazabal, Inaki | 0 | ESP | F | F | F | +19N | +17B | +11N | −1N | 3.0 | 7.5 | 7.5 | 3.50 | 1646 | 0.0 |
| 5 | Irigaray Ferreira, Jon | 1423 | ESP | F | F | F | +21N | +20B | −17N | +18N | 3.0 | 4.0 | 4.0 | 3.00 | 728 | -14.0 |
| 6 | Ezkai Vicario, Asier | 1507 | ESP | F | F | F | =14B | +10N | −3B | +19N | 2.5 | 7.5 | 7.5 | 3.75 | 1555 | +7.6 |
| 7 | Iglesias Liroz, Joseba | 1692 | ESP | F | F | F | +17N | =11B | +12N | −3B | 2.5 | 7.0 | 7.0 | 3.25 | 1706 | +4.4 |
| 8 | Almandoz Zapiain, Santiago | 1424 | ESP | F | F | F | +18B | −13N | +24B | −2B | 2.0 | 5.5 | 5.5 | 1.00 | 789 | -23.6 |
| 9 | Vazquez Altuna, Alfonso | 1522 | ESP | F | F | F | −12N | F | +18B | +17N | 2.0 | 3.5 | 3.5 | 2.00 | 1580 | +6.0 |
| 10 | Ruiz Tolosa, Inigo | 1519 | ESP | F | F | F | F | −6B | +20N | +22B | 2.0 | 3.5 | 3.5 | 1.00 | 685 | -22.0 |
| 11 | Lin, Zhian | 1664 | ESP | F | F | F | −1B | =7N | −4B | +14N | 1.5 | 11.0 | 11.0 | 2.75 | 1476 | -23.2 |
| 12 | Elustondo Otaegui, Aitor | 1642 | ESP | F | F | F | +9B | −1N | −7B | =16N | 1.5 | 10.0 | 10.0 | 2.75 | 1496 | -11.0 |
| 13 | Legorburu Echeveste, Ekai | 1540 | ESP | F | F | F | −2N | +8B | −14N | =15B | 1.5 | 8.0 | 8.0 | 2.75 | 1566 | +6.4 |
| 14 | Leiva Gonzalez, Leander | 0 | PER | F | F | F | =6N | F | +13B | −11B | 1.5 | 6.5 | 6.5 | 2.75 | 1570 | 0.0 |
| 15 | Lera Manterola, Gontzal Jokin | 1615 | ESP | F | F | F | F | F | +23B | =13N | 1.5 | 1.5 | 1.5 | 0.75 | 1528 | -2.4 |
| 16 | Garcia De Salazar Bilbao, Jon | 0 | ESP | F | F | F | F | +22B | F | =12B | 1.5 | 1.5 | 1.5 | 0.75 | 1632 | 0.0 |
| 17 | Infante Arranz, Sergio | 1516 | ESP | F | F | F | −7B | −4N | +5B | −9B | 1.0 | 10.5 | 10.5 | 3.00 | 1416 | -17.6 |
| 18 | FIDE 94740607 | 0 | — | F | F | F | −8N | +21B | −9N | −5B | 1.0 | 8.0 | 8.0 | 1.00 | 658 | 0.0 |
| 19 | Gorostarzu Sanchez, Ekhi | 0 | ESP | F | F | F | −4B | F | +22N | −6B | 1.0 | 7.0 | 7.0 | 0.00 | 685 | 0.0 |
| 20 | FIDE 553008553 | 0 | — | F | F | F | +23N | −5N | −10B | F | 1.0 | 5.0 | 5.0 | 0.00 | 669 | 0.0 |
| 21 | FIDE 553008545 | 0 | — | F | F | F | −5B | −18N | F | +23B | 1.0 | 4.0 | 4.0 | 0.00 | 615 | 0.0 |
| 22 | Reyes Saavedra, Juan Manuel | 0 | ESP | F | F | F | −3B | −16N | −19B | −10N | 0.0 | 7.5 | 7.5 | 0.00 | 755 | 0.0 |
| 23 | Abancens Alvarez, Iker | 0 | ESP | F | F | F | −20B | F | −15N | −21N | 0.0 | 3.5 | 3.5 | 0.00 | 815 | 0.0 |
| 24 | Used Garzon, Ignacio Jesus | 0 | ESP | F | F | F | F | F | −8N | F | 0.0 | 2.0 | 2.0 | 0.00 | 634 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Used Zabalegui, IosuESP+60.84.0 pts · #1
- 2Alcorta Lejarreta, InigoESP+18.83.0 pts · #2
- 3Vallejo Perez, UrkoESP+11.63.0 pts · #5
- 1Almandoz Zapiain, SantiagoESP-23.62.0 pts · #16
- 2Lin, ZhianESP-23.21.5 pts · #12
- 3Ruiz Tolosa, InigoESP-22.02.0 pts · #23
- R7+104 Elo gap