2...Nf6
Scandinavian Defence · B01 · you play Black. 1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6 5.Nf3 g6
About the 2...Nf6
The 2...Nf6 Scandinavian delays recapturing on d5. After 3.d4 Nxd5 4.c4 Nb6 Black fianchettoes with ...g6 and ...Bg7 and pressures d4 with ...Nc6 and ...e5. It resembles an Alekhine Defence.
1.e4 d5 2.exd5 Nf6 3.d4 Nxd5 4.c4 Nb6: that is the start of the 2...Nf6, a B01 line of the Scandinavian Defence for Black. There are 3 lines of this opening to train. Go through the 2...Nf6 one move at a time, and when you know it, try to play the whole line without help. Below the board you find middlegame plans for the 2...Nf6, common endgames and games by strong players, so you know what to do once the theory ends. Add it to your repertoire of chess defences for Black, and repeat it in speed mode or the drill until you no longer have to think about it.