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Prep against FM calcu_later

A free preview from calcu_later's last 150 rated Lichess games (updated 2026-10-16). calcu_later opens with 1.Nf3 in 47% of White games, peak rating 3067 (bullet), and scores 57% overall in this sample.

As White (75 games)

OpeningShareScore
Zukertort Opening24%67%
Grob Opening19%43%
King's Indian Attack16%83%

As Black (75 games)

OpeningShareScore
English Opening12%28%
Zukertort Opening8%67%
Queen's Pawn Game7%70%

Time controls

  • bullet: 149 games
  • classical: 1 games

Share = % of games with that colour. Score = points per game (win 1, draw ½). The full report breaks these down by variation, shows exactly where calcu_later scores worst, and gives you a game plan.

Get the full prep report on calcu_later

Every opening by frequency and score, their weak spots, time-control tendencies, how they lose, and a concrete game plan for White and Black, matched to your repertoire. Analysed from their last 300 rated games.

See a sample report

How to use this

Aim for openings where calcu_later plays often but scores poorly, and avoid their best lines. Read our guide: How to prepare for a chess opponent.

Data from the public Lichess API. Not affiliated with Lichess. Is this you? Opt out here.

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