Keessen, AJ's chess openings
🇳🇱 NetherlandsFIDE 21766 games
Keessen, AJ, from Netherlands, has 6 tournament games in the ChessPrep database. As White, Keessen, AJ most often opens with 1.d4 (100% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense.
As White2 games · +1 =0 −1 · 50%
As Black4 games · +0 =3 −1 · 38%
As White
- 1.d4 Queen's Pawn Opening100%2 games · scores 50% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 d5
As Black against 1.e4
- 1...c5 Sicilian Defense100%3 games · scores 33% · main line 1.e4 c5 2.c3 Nf6 3.e5 Nd5
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