Koolhoven, M.'s chess openings
🇳🇱 Netherlands11 games
Koolhoven, M., from Netherlands, has 11 tournament games in the ChessPrep database. As White, Koolhoven, M. most often opens with 1.d4 (50% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White4 games · +2 =2 −0 · 75%
As Black7 games · +1 =3 −3 · 36%
As White
- 1.d4 Queen's Pawn Opening50%2 games · scores 50% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7
- 1.e4 King's Pawn Opening50%2 games · scores 100% · main line 1.e4 c5 2.Nf3 g6 3.d4 Bg7
As Black against 1.e4
- 1...c5 Sicilian Defense100%3 games · scores 50% · main line 1.e4 c5 2.Nc3 Nc6 3.f4 e6
As Black against 1.d4
- 1...Nf6 Indian Defense75%3 games · scores 17% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 d5
- 1...d5 Closed Game25%1 game · scores 50% · main line 1.d4 d5 2.c4 c6 3.Nc3 e6
Playing Koolhoven, M. soon?
ChessPrep shows every line Koolhoven, M. plays as White and as Black, where they score worst, and how your own openings cover them — then drills your answers.
Prepare in ChessPrep