Campeonato de Tercera de Gipuzkoa 2025 Zonal Donostia Rondas 1-3
Open SwissStandard
20 players participated in this 3-round tournament, held from 11 Oct 2025 to 25 Oct 2025 in Donostia, Spain. 2 federations represented. Top 10 Elo average was 1554, and top seed was Joseba Iglesias Liroz (🇪🇸 ESP, 1692).
Zhian Lin (🇪🇸 ESP, 1664) won with 3.0/3, ahead of Alfonso Vazquez Altuna (2.0) and Sergio Infante Arranz (2.0). Lin broke clear in the final round.
The biggest upset came in round 1: Santiago Almandoz Zapiain (1424) beat Joseba Iglesias Liroz (1692), a +268-point gap.
Location
🇪🇸Donostia, Spain
Dates
11 Oct 2025 → 25 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 3 rounds
Federations · 2 represented
🇪🇸Spain×16
🇵🇪Peru×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 3 roundsZhian Lin led from R3; +1.0-point edge over the runner-up.
Co-leaders
7
3
1
R3–R3 · LEAD HELD
Zhian Lin never relinquished the lead after R3; final gap +1.0 over the runner-up.
R1–R3 · WIN STREAK
Zhian Lin won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Zhian Lin | * | — | — | 1 |
| 2Joseba Iglesias Liroz | — | * | — | — |
| 3Sergio Infante Arranz | — | — | * | — |
| 4Alfonso Vazquez Altuna | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lin, Zhian | 1664 | ESP | +15N | +10B | +2N | 3.0 | 3.0 | 3.0 | 3.00 | 2284 | +32.0 |
| 2 | Vazquez Altuna, Alfonso | 1522 | ESP | +19B | +11N | −1B | 2.0 | 4.0 | 4.0 | 1.00 | 1544 | +2.0 |
| 3 | Infante Arranz, Sergio | 1516 | ESP | +18N | +12B | −5N | 2.0 | 3.0 | 3.0 | 1.00 | 1626 | +12.0 |
| 4 | Iglesias Liroz, Joseba | 1692 | ESP | −11B | +7N | +10B | 2.0 | 2.5 | 3.5 | 2.50 | 1615 | -10.8 |
| 5 | Used Zabalegui, Iosu | 1610 | ESP | +17N | F | +3B | 2.0 | 2.0 | 2.0 | 2.00 | 2316 | +14.8 |
| 6 | Used Garzon, Ignacio Jesus | 0 | ESP | F | +16N | +?B | 2.0 | 0.0 | 0.0 | 0.00 | 1635 | 0.0 |
| 7 | Legorburu Echeveste, Ekai | 1540 | ESP | =8N | −4B | +16B | 1.5 | 3.5 | 3.5 | 0.75 | 893 | -12.0 |
| 8 | Gorostarzu Sanchez, Ekhi | 0 | ESP | =7B | F | +15N | 1.5 | 1.5 | 1.5 | 0.75 | 1502 | 0.0 |
| 9 | Ezkai Ormazabal, Inaki | 0 | ESP | +?N | F | =?B | 1.5 | 0.0 | 0.0 | 0.00 | 1639 | 0.0 |
| 10 | Ezkai Vicario, Asier | 1507 | ESP | +13B | −1N | −4N | 1.0 | 5.0 | 6.0 | 1.00 | 879 | -22.0 |
| 11 | Almandoz Zapiain, Santiago | 1424 | ESP | +4N | −2B | −12N | 1.0 | 4.0 | 5.0 | 2.00 | 1494 | +10.0 |
| 12 | Elustondo Otaegui, Aitor | 1642 | ESP | F | −3N | +11B | 1.0 | 3.0 | 3.0 | 1.00 | 1470 | -9.0 |
| 13 | Reyes Saavedra, Juan Manuel | 0 | ESP | −10N | +15B | F | 1.0 | 1.0 | 1.0 | 0.00 | 1465 | 0.0 |
| 14 | Garcia De Salazar Bilbao, Jon | 0 | ESP | F | −?B | +17N | 1.0 | 0.0 | 0.0 | 0.00 | 788 | 0.0 |
| 15 | Irigaray Ferreira, Jon | 1423 | ESP | −1B | −13N | −8B | 0.0 | 4.5 | 5.5 | 0.00 | 864 | -8.0 |
| 16 | Abancens Alvarez, Iker | 0 | ESP | F | −6B | −7N | 0.0 | 3.5 | 3.5 | 0.00 | 740 | 0.0 |
| 17 | FIDE 553008553 | 0 | — | −5B | −?N | −14B | 0.0 | 3.0 | 3.0 | 0.00 | 813 | 0.0 |
| 18 | FIDE 94740607 | 0 | — | −3B | F | −?N | 0.0 | 2.0 | 2.0 | 0.00 | 752 | 0.0 |
| 19 | Leiva Gonzalez, Leander | 0 | PER | −2N | −?B | F | 0.0 | 2.0 | 2.0 | 0.00 | 723 | 0.0 |
| 20 | FIDE 553008545 | 0 | — | F | −?N | F | 0.0 | 1.0 | 1.0 | 0.00 | 850 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Lin, ZhianESP+32.03.0 pts · #1
- 2Used Zabalegui, IosuESP+14.82.0 pts · #11
- 3Infante Arranz, SergioESP+12.02.0 pts · #5
Top rating losers
- 1Ezkai Vicario, AsierESP-22.01.0 pts · #18
- 2Legorburu Echeveste, EkaiESP-12.01.5 pts · #16
- 3Iglesias Liroz, JosebaESP-10.82.0 pts · #2
Biggest upsets
- R1+268 Elo gap
- R2+126 Elo gap