ChessmooseOpponent prep

Pieter Jellema

NED · FIDE ID 1094165 · 28 tournament games since 2024
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Standard
2203
#275 in NED (active)
Rapid
2085
#195 in NED (active)
Blitz
2028
#393 in NED (active)
Score
36%
8 W · 4 D · 16 L
Opp. avg
2259
Last 28 games
Last game
2026-05-24
Qualification Dutch Championship 2026

Prep summary

Based on 28 over-the-board games (13 rapid · 2 classical). 13 with White (38%), 15 with Black (33%).

Openings as White

First move

1.d41338%

Most played

OpeningGamesScore
Queen's Pawn Game: London System540%
Indian Defense: Accelerated London System250%
Paleface Attack225%
Queen's Pawn Game: London System, with e6250%
Indian Defense: London System150%

Openings as Black

Against 1.e4 (8 games)

1...c6 Caro-Kann Defense825%

Against 1.d4 (3 games)

1...f5 Dutch Defense317%

Most played

OpeningGamesScore
Dutch Defense: Classical Variation225%
Caro-Kann Defense: Two Knights Attack20%
Caro-Kann Defense: Exchange Variation20%
Caro-Kann Defense: Forgacs Variation1100%
Caro-Kann Defense: Endgame Variation10%

Recent games

DateOpponent and eventResult
2026-05-24Jasper Kamphuis (2134)
Qualification Dutch Championship 2026 · rapid
W
2026-05-24Wouter Terlouw (2259)
Qualification Dutch Championship 2026 · rapid
L
2026-05-24Mark Van der Werf (2384)
Qualification Dutch Championship 2026 · rapid
½
2026-05-24Leandro Slagboom (2334)
Qualification Dutch Championship 2026 · rapid
L
2026-05-24Lars Ootes (2363)
Qualification Dutch Championship 2026 · rapid
L
2026-05-24Eelke De Boer (2406)
Qualification Dutch Championship 2026 · rapid
½
2026-05-23Marijn Den Hartog (2209)
Qualification Dutch Championship 2026 · rapid
L
2026-05-23Achyuth Aravindhan (2213)
Qualification Dutch Championship 2026 · rapid
W
2026-05-23Joey Grochal (2253)
Qualification Dutch Championship 2026 · rapid
L
2026-05-23Stefan Bekker (2367)
Qualification Dutch Championship 2026 · rapid
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.