De Koeijer, F.'s chess openings
9 games
De Koeijer, F. has 9 tournament games in the ChessPrep database. As White, De Koeijer, F. most often opens with 1.e4 (100% of games). As Black, against 1.e4 the usual reply is 1...e5, the Open Game; against 1.d4 it is 1...d5.
As White3 games · +1 =0 −2 · 33%
As Black6 games · +0 =3 −3 · 25%
As White
- 1.e4 King's Pawn Opening100%3 games · scores 33% · main line 1.e4 e6 2.d4 d5 3.e5 c5
As Black against 1.e4
- 1...e5 Open Game100%5 games · scores 30% · main line 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6
As Black against 1.d4
- 1...d5 Closed Game100%1 game · scores 0% · main line 1.d4 d5 2.c4 e6 3.Nf3 c5
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