From's Gambit: 1...e5 is variation 3 of 6 in the Against the Bird, Larsen, Polish and Grob course, a intermediate opening course for Black (ECO A02). It runs 18 moves and begins 1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 …. Black gives a pawn to open lines. After 4.Nf3 Black castles, takes the e-file with the rook and pins the f3 knight. Black has active pieces for the pawn. In the lesson every move is explained on a board and then drilled; it is free.
Move by move
1. f4 – The Bird Opening.
1... e5 – From's Gambit. Black gives a pawn to open lines toward White's king.
2. fxe5 – White accepts the pawn.
2... d6 – Black gives a second pawn for quick development.
3. exd6 – White takes again.
3... Bxd6 – The bishop takes back and aims at g3 and h2.
4. Nf3 – The only good move. The knight stops the queen check on h4.
4... Nf6 – Black develops and gets ready to castle.
5. d4 – White takes the centre.
5... O-O – Black castles and gets ready to use the e-file.
6. Bg5 – White pins the f6 knight.
6... Re8 – The rook takes the open e-file and eyes e2. White cannot castle easily.
7. Nc3 – White develops.
7... Bg4 – The bishop pins the f3 knight. Black's pieces are very active.
8. Qd3 – White protects the f3 knight and prepares to castle long.
8... Nc6 – Black develops the last piece.
The lesson goes on for 2 more moves, each with its explanation.