
Solution

1. Bb8! Rxb8 2. Qxb8
1. Bb8 traps the black rook on a8 by cutting it off from the protection of the black queen.
Simplified Chess Training


1. Bb8! Rxb8 2. Qxb8
1. Bb8 traps the black rook on a8 by cutting it off from the protection of the black queen.