GMSandro Mareco
ARG · FIDE ID 112275 · 279 tournament games since 2021
Standard
2550
#6 in ARG (active)
Rapid
2566
#5 in ARG (active)
Blitz
2547
#6 in ARG (active)
Score
70%
143 W · 105 D · 31 L
Opp. avg
2426
Last 50 games
Last game
2026-09-27
46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37
Prep summary
- As White: 1.e4 in 41% of games (scores 80%), otherwise 1.d4 (32%).
- Against 1.e4: 1...e5 in 38 of 64 games (King's Pawn Game), scoring 62%.
- Against 1.d4: 1...Nf6 in 48 of 52 games (Indian Defense), scoring 64%.
- Comfort zone: Queen's Gambit Declined: Exchange Variation, Positional Variation as Black, 75% in 8 games.
- By opponent strength: 55% against higher-rated players, 72% against lower-rated.
- Drawish: 38% of games end in a draw.
Based on 279 over-the-board games (72 classical · 23 blitz · 16 rapid). 140 with White (74%), 139 with Black (66%).
Openings as White
First move
| 1.e4 | 57 | 80% |
| 1.d4 | 45 | 61% |
| 1.Nf3 | 28 | 86% |
| 1.c4 | 10 | 70% |
Most played
| Opening | Games | Score |
|---|---|---|
| Italian Game: Classical Variation, Giuoco Pianissimo | 6 | 75% |
| Catalan Opening: Open Defense, Classical Line | 6 | 83% |
| Queen's Gambit Declined | 5 | 70% |
| Caro-Kann Defense: Advance Variation, Tal Variation | 4 | 75% |
| English Opening: Agincourt Defense | 4 | 100% |
Openings as Black
Against 1.e4 (64 games)
| 1...e5 King's Pawn Game | 38 | 62% |
| 1...c5 Sicilian Defense | 17 | 74% |
| 1...c6 Caro-Kann Defense | 7 | 64% |
Against 1.d4 (52 games)
| 1...Nf6 Indian Defense | 48 | 64% |
| 1...d5 Queen's Pawn Game | 4 | 75% |
Most played
| Opening | Games | Score |
|---|---|---|
| Queen's Gambit Declined: Exchange Variation, Positional Variation | 8 | 75% |
| Italian Game: Classical Variation, Giuoco Pianissimo | 6 | 67% |
| Ruy Lopez: Closed | 5 | 60% |
| Ruy Lopez: Morphy Defense, Anderssen Variation | 4 | 88% |
| Caro-Kann Defense: Tartakower Variation | 3 | 67% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-09-27 | Vilka Sipila (2474) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | W |
| 2026-09-26 | Isik Can (2569) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 1-12 | ½ |
| 2026-09-25 | Andre Ventura Sousa (2451) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | W |
| 2026-09-24 | Zhenyong Jayden Wong (2360) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | W |
| 2026-09-23 | Daniel Quizon (2414) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | ½ |
| 2026-09-21 | German Gonzalo Quirhuayo Chumbe (2381) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | L |
| 2026-09-19 | Shant Sargsyan (2630) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 1-12 | L |
| 2026-09-18 | Ahmed Hassan (2190) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | W |
| 2026-09-16 | Oluka Robert Mcligeyo (2138) 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | W |
| 2026-06-10 | Alexandr Fier (2553) XIX American Continental Chess Championship 2026 | Standard | ½ |
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.