ChessmooseOpponent prep

Mario Sepliarsky

ARG · FIDE ID 20003234 · 16 tournament games since 2022
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Standard
1982
#390 in ARG (active)
Rapid
2060
#206 in ARG (active)
Blitz
2021
#256 in ARG (active)
Score
34%
2 W · 7 D · 7 L
Opp. avg
2024
Last 16 games
Last game
2026-06-10
XIX American Continental Chess Championship 2026 | Standard

Prep summary

Based on 16 over-the-board games (1 classical). 8 with White (31%), 8 with Black (38%).

Openings as White

First move

1.Nf3425%
1.c4333%
1.d4150%

Most played

OpeningGamesScore
Semi-Slav Defense: Main Line10%
King's Indian Attack: Sicilian Variation150%
English Opening: Anglo-Indian Defense1100%
English Opening: Symmetrical Variation, Botvinnik System Reversed, with e310%
Zukertort Opening: Kingside Fianchetto150%

Openings as Black

Against 1.e4 (6 games)

1...e6 French Defense225%
1...d6 Pirc Defense250%
1...e5 King's Pawn Game150%

Against 1.d4 (1 game)

1...Nf6 Indian Defense10%

Most played

OpeningGamesScore
Pirc Defense250%
Italian Game: Two Knights Defense150%
Catalan Opening: Open Defense, Classical Line150%
French Defense: Advance Variation150%
Caro-Kann Defense: Accelerated Panov Attack, Modern Variation150%

Recent games

DateOpponent and eventResult
2026-06-10Lily Jeanette Duarte Cramer (1949)
XIX American Continental Chess Championship 2026 | Standard
L
2026-06-09Gerardo Hernandez Vazquez (1984)
XIX American Continental Chess Championship 2026 | Standard
½
2026-06-09Joel Isaac Valadez Sepulveda (1865)
XIX American Continental Chess Championship 2026 | Standard
½
2026-06-08Sofia Luna Monsalve (1882)
XIX American Continental Chess Championship 2026 | Standard
½
2026-06-07Ghisell Morales Perez (1939)
XIX American Continental Chess Championship 2026 | Standard
½
2026-06-07Oscar Ernesto Sanchez Garcia (1814)
XIX American Continental Chess Championship 2026 | Standard
W
2026-06-06Eduardo Arturo Campos Gorgonio (1850)
XIX American Continental Chess Championship 2026 | Standard
W
2026-06-05Ernesto Mendoza Osorio (1853)
XIX American Continental Chess Championship 2026 | Standard
L
2026-06-05Layla Yasmira Caicedo Rios (1820)
XIX American Continental Chess Championship 2026 | Standard
½
2026-06-04Dylan Isidro Berdayes Ason (2460)
XIX American Continental Chess Championship 2026 | Standard
L

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.