Duffy, S's chess openings
🇮🇪 IrelandFIDE 185850 games
Duffy, S, from Ireland, has 50 tournament games in the ChessPrep database. As White, Duffy, S most often opens with 1.b3 (63% of games). As Black, against 1.e4 the usual reply is 1...e5, the Open Game; against 1.d4 it is 1...Nf6.
As White24 games · +5 =10 −9 · 42%
As Black26 games · +7 =8 −11 · 42%
As White
- 1.b3 Nimzo-Larsen Attack63%15 games · scores 40% · main line 1.b3 d5 2.Bb2 c5 3.e3 a6
- 1.e4 King's Pawn Opening33%8 games · scores 44% · main line 1.e4 e6 2.d4 d5 3.Nc3 Bb4
- 1.f4 Bird's Opening4%1 game · scores 50% · main line 1.f4 Nf6 2.b3 d5 3.Nf3 g6
As Black against 1.e4
- 1...e5 Open Game59%10 games · scores 35% · main line 1.e4 e5 2.Nf3 d6 3.d4 exd4
- 1...b6 Owen's Defense18%3 games · scores 17% · main line 1.e4 b6 2.d4 Bb7 3.Bd3 e6
- 1...d5 Scandinavian Defense18%3 games · scores 67% · main line 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6
As Black against 1.d4
- 1...Nf6 Indian Defense50%1 game · scores 100% · main line 1.d4 Nf6 2.Bf4 e6 3.Nf3 c5
- 1...e6 Horwitz Defense50%1 game · scores 0% · main line 1.d4 e6 2.c4 f5 3.Nf3 Nf6
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