Later exchange: 5.Nc3 Bg7 6.Nxc6 bxc6 is variation 5 of 5 in the Accelerated Dragon course, a advanced opening course for Black (ECO B35). It runs 18 moves and begins 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 …. White trades on c6 before playing Be3. Black takes toward the centre, gets the b-file and develops calmly with ...d6, ...Nf6 and short castling. In the lesson every move is explained on a board and then drilled; it is free.
Move by move
1. e4 – White takes the centre.
1... c5 – The Sicilian. Black fights for d4 from the side.
2. Nf3 – White develops and prepares d4.
2... Nc6 – Black develops and watches d4.
3. d4 – White opens the centre.
3... cxd4 – Black trades a side pawn for a centre pawn.
4. Nxd4 – The knight takes back.
4... g6 – The Accelerated Dragon. The bishop goes to g7 at once.
5. Nc3 – White develops and guards e4.
5... Bg7 – The bishop takes the long diagonal.
6. Nxc6 – White trades knights.
6... bxc6 – Black takes toward the centre. The b-file opens.
7. Bc4 – The bishop aims at f7.
7... d6 – Black stops e5 and opens the c8 bishop.
8. O-O – White castles.
8... Nf6 – Black develops.
The lesson goes on for 2 more moves, each with its explanation.
chessGM