Santiago Juan Mas
ESP · FIDE ID 2215551 · 61 tournament games since 2021
Standard
1969
#2800 in ESP (active)
Rapid
1900
#3053 in ESP (active)
Blitz
1939
#2105 in ESP (active)
Score
40%
16 W · 17 D · 28 L
Opp. avg
1998
Last 50 games
Last game
2026-09-25
XII Open Internacional de Ajedrez Ciudad de Albacete | U2400
Prep summary
- As White: 1.b3 in 40% of games (scores 50%), otherwise 1.e4 (30%).
- Against 1.e4: 1...b6 in 6 of 18 games (Owen Defense), scoring 33%.
- Against 1.d4: 1...Nf6 in 4 of 9 games (Indian Defense), scoring 50%.
- Weak spot: Nimzo-Larsen Attack: Modern Variation as White, only 17% in 3 games.
- Comfort zone: Nimzo-Larsen Attack: Classical Variation as White, 75% in 6 games.
- By opponent strength: 19% against higher-rated players, 76% against lower-rated.
Based on 61 over-the-board games (16 classical). 30 with White (47%), 31 with Black (34%).
Openings as White
First move
| 1.b3 | 12 | 50% |
| 1.e4 | 9 | 39% |
| 1.Nf3 | 5 | 70% |
| 1.d4 | 2 | 25% |
Most played
| Opening | Games | Score |
|---|---|---|
| Nimzo-Larsen Attack: Classical Variation | 6 | 75% |
| Nimzo-Larsen Attack: Modern Variation | 3 | 17% |
| Caro-Kann Defense: Breyer Variation | 2 | 75% |
| Nimzo-Larsen Attack | 2 | 50% |
| Sicilian Defense: Alapin Variation, Barmen Defense | 1 | 50% |
Openings as Black
Against 1.e4 (18 games)
| 1...b6 Owen Defense | 6 | 33% |
| 1...e5 King's Pawn Game | 5 | 20% |
| 1...d5 Scandinavian Defense | 2 | 75% |
Against 1.d4 (9 games)
| 1...Nf6 Indian Defense | 4 | 50% |
| 1...c5 Benoni Defense | 2 | 50% |
| 1...b6 English Defense | 1 | 0% |
Most played
| Opening | Games | Score |
|---|---|---|
| Owen Defense | 6 | 33% |
| English Opening | 2 | 25% |
| Benoni Defense: Old Benoni | 2 | 50% |
| Elephant Gambit: Maróczy Gambit | 2 | 0% |
| Queen's Pawn Game: Torre Attack, Grünfeld Variation, Main Line | 1 | 0% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-09-25 | Carlos Gonzalez Lema (2179) XII Open Internacional de Ajedrez Ciudad de Albacete | U2400 · classical | L |
| 2026-08-20 | Alba De Lomas Busquets (2054) Campeonato de España Individual Absoluto y Femenino 2026 (Spanish Championships) | ½ |
| 2026-08-02 | Eduardo Lopez Quevedo (2198) XXI Torneo de Promoción de Ajedrez Almansa | A · classical | L |
| 2025-12-08 | Leo Kowalski Rubiales (1753) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | W |
| 2025-12-07 | Antonio Fornieles Bretones (1777) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | ½ |
| 2025-12-07 | Francisco Javier Perea Sardon (1814) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | W |
| 2025-12-06 | Julen Ibanez Macias (2002) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | L |
| 2025-12-06 | Jose Manuel Lopez Nieto (2046) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | ½ |
| 2025-12-05 | Saul Romero Soler (1818) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | W |
| 2025-12-05 | Agustin Alonso Cuenca (1609) XIV TORNEO \"A RITMO LENTO-VILLA DE LA ZUBIA\" · classical | W |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.