ChessmooseOpponent prep

GMDariusz Swiercz

USA · FIDE ID 1126881 · 204 tournament games since 2020
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Standard
2579
#20 in USA (active)
Rapid
2646
#8 in USA (active)
Blitz
2577
#20 in USA (active)
Score
49%
61 W · 76 D · 67 L
Opp. avg
2531
Last 50 games
Last game
2026-07-03
2026 Naroditsky Memorial Rapid & Blitz | Rapid

Prep summary

Based on 204 over-the-board games (118 rapid · 31 classical). 101 with White (54%), 103 with Black (43%).

Openings as White

First move

1.e44651%
1.d44455%
1.Nf3658%
1.c4580%

Most played

OpeningGamesScore
Trompowsky Attack972%
Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense560%
Ruy Lopez: Berlin Defense, Rio Gambit Accepted333%
Sicilian Defense: Moscow Variation, Main Line317%
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation383%

Openings as Black

Against 1.e4 (54 games)

1...e5 King's Pawn Game2444%
1...c5 Sicilian Defense2339%
1...e6 French Defense40%

Against 1.d4 (30 games)

1...Nf6 Indian Defense2450%
1...d5 Queen's Pawn Game650%

Most played

OpeningGamesScore
Catalan Opening: Closed550%
Sicilian Defense: Closed, Anti-Sveshnikov Variation, with d6530%
Italian Game: Classical Variation, Giuoco Pianissimo550%
Ruy Lopez: Berlin Defense, Anti-Berlin Variation560%
Sicilian Defense: Kalashnikov Variation438%

Recent games

DateOpponent and eventResult
2026-07-03Nico Chasin (2448)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
½
2026-07-03Javokhir Sindarov (2718)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
L
2026-07-03Kayden Troff (2480)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
W
2026-07-03Eric Rosen (2348)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
W
2026-07-03Stuart Rachels (2431)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
½
2026-07-03Raja Panjwani (2385)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
½
2026-07-03Dalton Perrine (2217)
2026 Naroditsky Memorial Rapid & Blitz | Rapid · rapid
W
2023-08-10Abhimanyu Mishra (2591)
Summer Chess Classic 2023 Group A · classical
L
2023-08-09Nikolas Theodorou (2586)
Summer Chess Classic 2023 Group A · classical
½
2023-08-08Aram Hakobyan (2613)
Summer Chess Classic 2023 Group A · classical
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.