Solution
1. Nxe7+ Kh8 2. Bxf7
Note that Nxe7+ reveals a discovered attack on the black queen whilst the white bishop also pins the black queen, making Qxe7 an illegal move.
1. Nxe7+ Kh8 2. Bxf7
Note that Nxe7+ reveals a discovered attack on the black queen whilst the white bishop also pins the black queen, making Qxe7 an illegal move.