Koster, A's chess openings
Peak rating 20605 games
Koster, A has 5 tournament games in the ChessPrep database. As White, Koster, A most often opens with 1.e4 (100% of games).
As White5 games · +2 =0 −3 · 40%
As White
- 1.e4 King's Pawn Opening100%5 games · scores 40% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6
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