Sergio Duran Vega's chess openings
IM🇨🇷 Costa RicaFIDE 2225476 games
Sergio Duran Vega, International Master from Costa Rica, has 476 tournament games in the ChessPrep database. As White, Sergio Duran Vega most often opens with 1.d4 (51% of games). As Black, against 1.e4 the usual reply is 1...c5, the Sicilian Defense; against 1.d4 it is 1...Nf6.
As White238 games · +104 =72 −62 · 59%
As Black238 games · +97 =63 −78 · 54%
As White
- 1.d4 Queen's Pawn Opening51%120 games · scores 60% · main line 1.d4 Nf6 2.c4 e6 3.g3 d5
- 1.e4 King's Pawn Opening24%58 games · scores 60% · main line 1.e4 c5 2.Nf3 d6 3.d4 cxd4
- 1.Nf3 Réti Opening13%31 games · scores 66% · main line 1.Nf3 d5 2.g3 Nf6 3.Bg2 e6
As Black against 1.e4
- 1...c5 Sicilian Defense71%76 games · scores 66% · main line 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4
- 1...e5 Open Game19%20 games · scores 38% · main line 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6
- 1...c6 Caro-Kann Defense4%4 games · scores 88% · main line 1.e4 c6 2.c4 d5 3.cxd5 cxd5
As Black against 1.d4
- 1...Nf6 Indian Defense92%76 games · scores 55% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1...d5 Closed Game7%6 games · scores 33% · main line 1.d4 d5 2.c4 c6 3.Nf3 Nf6
- 1...d61%1 game · scores 100% · main line 1.d4 d6 2.e4 Nf6 3.Nc3 e5
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