Mertanen, J's chess openings
FM🇫🇮 FinlandFIDE 2301349 games
Mertanen, J, FIDE Master from Finland, has 349 tournament games in the ChessPrep database. As White, Mertanen, J most often opens with 1.d4 (89% of games). As Black, against 1.e4 the usual reply is 1...Nf6, the Alekhine's Defense; against 1.d4 it is 1...Nf6.
As White185 games · +91 =68 −26 · 68%
As Black164 games · +39 =66 −59 · 44%
As White
- 1.d4 Queen's Pawn Opening89%165 games · scores 67% · main line 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
- 1.Nf3 Réti Opening7%13 games · scores 77% · main line 1.Nf3 c5 2.c4 Nf6 3.g3 b6
- 1.c4 English Opening4%7 games · scores 71% · main line 1.c4 e6 2.Nf3 d5 3.e3 c5
As Black against 1.e4
- 1...Nf6 Alekhine's Defense36%28 games · scores 52% · main line 1.e4 Nf6 2.e5 Nd5 3.d4 d6
- 1...c5 Sicilian Defense35%27 games · scores 35% · main line 1.e4 c5 2.Nf3 d6 3.d4 cxd4
- 1...e5 Open Game18%14 games · scores 32% · main line 1.e4 e5 2.Nf3 Nc6 3.Bb5 g6
As Black against 1.d4
- 1...Nf6 Indian Defense84%42 games · scores 54% · main line 1.d4 Nf6 2.c4 c5 3.d5 b5
- 1...d5 Closed Game10%5 games · scores 0% · main line 1.d4 d5 2.c4 c6 3.Nf3 Nf6
- 1...c5 Old Benoni Defense4%2 games · scores 0% · main line 1.d4 c5 2.d5 Nf6 3.c4 b5
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