By recapturing this way White keeps the c5-square under control and facilitates the attack on the c6-pawn.

Thanks to his superior pawn structure, White keeps a slight edge.

Preparing Rae1 to seize the open file.

Exploiting the protected square in order to double rooks.

8...Rfe8 was better, disputing the open file.

With the threat of 11 Re8. Thanks to his control of the open file White is clearly better.

By exploiting a simple tactical detail White manages to seize the c-file.

After 1...Nb8 2.Rxc8+ Qxc8 3.Rc1 White is also much better.

2...Qxc6?? 3.b5 +-