1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f3 a6 5.a4 or 1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 a6 5.a4
Against White’s f3 (or Be3 in the variation without ...Nf6) strong players like to choose a setup with ...a6 and ...b5. Tibor Karolyi suggests in his article the radical a2-a4 and in doing so follows a game by the young Russian star Ian Nepomniachtchi. (Language: German and English) 11 commented games (Language: English)