1...Be8! Heading for g6 to seize the b1-h7 diagonal.

The bishop is installed on a protected square. Black has no problems.

1.c4!
Clearing the long diagonal for the bishop, where there is no black counterpart.

In order to soften up Black's kingside.

Heading for b3 to harass the a5-bishop.

White has a clear advantage.

1...Bf8!
Black prepares 2...Bh6 to improve the passive bishop.

The game continued 2.Nc1? Bh6 3.Nd3 Qc3 4.Rde2 Bd2 and White resigned.

Black keeps the initiative.

Preparing 2 Bd4 in order to seize the long diagonal.