Roos, J's chess openings
IM🇫🇷 FranceFIDE 2216174 games
Roos, J, International Master from France, has 174 tournament games in the ChessPrep database. As White, Roos, J most often opens with 1.e4 (53% of games). As Black, against 1.e4 the usual reply is 1...e6, the French Defense; against 1.d4 it is 1...d5.
As White89 games · +21 =39 −29 · 46%
As Black85 games · +24 =32 −29 · 47%
As White
- 1.e4 King's Pawn Opening53%47 games · scores 47% · main line 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4
- 1.d4 Queen's Pawn Opening39%35 games · scores 43% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1.Nf3 Réti Opening4%4 games · scores 63% · main line 1.Nf3 Nf6 2.c4 e6 3.d4 d5
As Black against 1.e4
- 1...e6 French Defense62%23 games · scores 41% · main line 1.e4 e6 2.d4 d5 3.Nc3 Bb4
- 1...c5 Sicilian Defense38%14 games · scores 61% · main line 1.e4 c5 2.Nf3 d6 3.d4 cxd4
As Black against 1.d4
- 1...d5 Closed Game55%17 games · scores 59% · main line 1.d4 d5 2.c4 e6 3.Nc3 Nf6
- 1...e6 Horwitz Defense35%11 games · scores 41% · main line 1.d4 e6 2.c4 Nf6 3.Nc3 d5
- 1...Nf6 Indian Defense10%3 games · scores 50% · main line 1.d4 Nf6 2.c4 e6 3.Nf3 c5
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