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Jaroslav Olsar's chess openings

FM🇨🇿 CzechiaFIDE 2000286 games

Jaroslav Olsar, FIDE Master from Czechia, has 286 tournament games in the ChessPrep database. As White, Jaroslav Olsar most often opens with 1.e4 (78% of games). As Black, against 1.e4 the usual reply is 1...e5, the Open Game; against 1.d4 it is 1...d5.

As White145 games · +70 =32 −43 · 59%
As Black141 games · +56 =39 −46 · 54%

As White

  1. 1.e4 King's Pawn Opening78%
    111 games · scores 60% · main line 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4
  2. 1.d4 Queen's Pawn Opening21%
    30 games · scores 52% · main line 1.d4 Nf6 2.Nf3 g6 3.c4 Bg7
  3. 1.Nf3 Réti Opening1%
    1 game · scores 50% · main line 1.Nf3 Nf6 2.d4 c5 3.c4 cxd4

As Black against 1.e4

  1. 1...e5 Open Game97%
    70 games · scores 59% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6
  2. 1...Nc6 Nimzowitsch Defense1%
    1 game · scores 0% · main line 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4
  3. 1...c5 Sicilian Defense1%
    1 game · scores 0% · main line 1.e4 c5 2.c3 d6 3.d4 Nf6

As Black against 1.d4

  1. 1...d5 Closed Game56%
    24 games · scores 42% · main line 1.d4 d5 2.c4 c6 3.Nf3 Nf6
  2. 1...Nf6 Indian Defense44%
    19 games · scores 66% · main line 1.d4 Nf6 2.c4 c5 3.d5 e5

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