Black Queen Keeps Snuggled; Leaves Her King to ...

To help improve my chess, I set up pieces randomly and try to figure out which is the best move available for each colour. Here it is white to play. I can find mate in four.

What do you see?

Originally posted by Anzelak
To help improve my chess, I set up pieces randomly and try to figure out which is the best move available for each colour. Here it is white to play. I can find mate in four.

What do you see?

[fen]6N1/PQ5n/1B4kp/4n1pq/8/6K1/8/5R2 w - - 0 1[/fen]

1. Ne7+ Kg7 2. Nf5+ Kf6

2... Kf8 3. Qg7+ Ke8 4. Qe7#

3. Qe7+ Kg6 4. Qg7#