ChessmooseOpponent prep

Jan Wierzbica

POL · FIDE ID 91131480 · 22 tournament games since 2026
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Standard
1629
#3421 in POL (active)
Rapid
1842
#1610 in POL (active)
Blitz
1575
#4487 in POL (active)
Score
50%
9 W · 4 D · 9 L
Opp. avg
1680
Last 22 games
Last game
2026-08-07
Szachy w Ustroniu Łączą Pokolenia | Open C

Prep summary

Based on 22 over-the-board games (8 classical). 11 with White (64%), 11 with Black (36%).

Openings as White

First move

1.d41164%

Most played

OpeningGamesScore
Slav Defense: Exchange Variation580%
Queen's Gambit Declined: Exchange Variation, Positional Variation2100%
Benoni Defense: Fianchetto Variation10%
Benko Gambit Accepted: Fully Accepted Variation10%
King's Indian Defense10%

Openings as Black

Against 1.e4 (8 games)

1...e6 French Defense831%

Against 1.d4 (3 games)

1...d5 Queen's Pawn Game350%

Most played

OpeningGamesScore
French Defense: Schlechter Variation225%
French Defense: Wing Gambit150%
French Defense: Classical Variation, Burn Variation, Morozevich Line150%
French Defense: Advance Variation, Milner-Barry Gambit, Main Line10%
French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation10%

Recent games

DateOpponent and eventResult
2026-08-07Maksymilian Bandura (1638)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
W
2026-08-06Ian Seo (1664)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
½
2026-08-05Bartlomiej Dyniak (1657)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
L
2026-08-04Malgorzata Mamak (1646)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
W
2026-08-03Mikolaj Pera (1639)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
½
2026-08-03Stefan Wlodarczyk (1645)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
W
2026-08-02Bartlomiej Stawecki (1653)
Szachy w Ustroniu Łączą Pokolenia | Open C · classical
L
2026-08-02Olesia Pechenizka-Tkachova (1643)
Szachy w Ustroniu Łączą Pokolenia | Mokate
L
2026-08-02Milosz Plachta (1704)
Szachy w Ustroniu Łączą Pokolenia | Mokate
L
2026-08-02Filip Johansen (1744)
Szachy w Ustroniu Łączą Pokolenia | Mokate
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.