Willem Hajenius's chess openings
Peak rating 2180136 games
Willem Hajenius has 136 tournament games in the ChessPrep database. As White, Willem Hajenius most often opens with 1.d4 (98% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White66 games · +22 =17 −27 · 46%
As Black70 games · +19 =9 −42 · 34%
As White
- 1.d4 Queen's Pawn Opening98%65 games · scores 47% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1.e4 King's Pawn Opening2%1 game · scores 0% · main line 1.e4 c5 2.b4 cxb4 3.a3 d5
As Black against 1.e4
- 1...c5 Sicilian Defense97%38 games · scores 36% · main line 1.e4 c5 2.Nf3 Nf6 3.Nc3 Nc6
- 1...g6 Modern Defense3%1 game · scores 100% · main line 1.e4 g6 2.Nc3 Bg7 3.d4 d6
As Black against 1.d4
- 1...Nf6 Indian Defense65%13 games · scores 27% · main line 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7
- 1...f5 Dutch Defense35%7 games · scores 21% · main line 1.d4 f5 2.g3 Nf6 3.Bg2 g6
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