Herman Grooten's chess openings
IM🇳🇱 NetherlandsFIDE 2170873 games
Herman Grooten, International Master from Netherlands, has 873 tournament games in the ChessPrep database. As White, Herman Grooten most often opens with 1.d4 (89% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White416 games · +187 =69 −160 · 53%
As Black457 games · +202 =59 −196 · 51%
As White
- 1.d4 Queen's Pawn Opening89%372 games · scores 53% · main line 1.d4 Nf6 2.c4 e6 3.Nf3 b6
- 1.Nf3 Réti Opening6%23 games · scores 50% · main line 1.Nf3 Nf6 2.d4 e6 3.c4 b6
- 1.c4 English Opening5%19 games · scores 55% · main line 1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6
As Black against 1.e4
- 1...c5 Sicilian Defense48%101 games · scores 52% · main line 1.e4 c5 2.Nf3 e6 3.d4 cxd4
- 1...c6 Caro-Kann Defense45%96 games · scores 55% · main line 1.e4 c6 2.d4 d5 3.e5 Bf5
- 1...e6 French Defense5%11 games · scores 64% · main line 1.e4 e6 2.d4 d5 3.Nc3 Bb4
As Black against 1.d4
- 1...Nf6 Indian Defense98%165 games · scores 42% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1...c5 Old Benoni Defense2%3 games · scores 50% · main line 1.d4 c5 2.d5 e5 3.e4 d6
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