A good diagonal for the bishop, where it prevents a liberating ...e6-e5 advance.
Swapping Black's "good" bishop in order to exploit his dark square weaknesses more efficiently.
Restricting the bishop on f1. It is worth observing that, in the absence of knights, White is unable to exploit the blockading square on d4.
A senseless sacrifice; but after:
5.Bxe7 Nxe7 Black is also clearly better thanks to his superior minor piece.
5.Bxe7 Nxe7 Black is also clearly better thanks to his superior minor piece.
Preventing Black's only active idea, ...Na5-c4. Besides which, a doubling of rooks with Rbc2 is enabled.