Type 3: Mate by piece xy discovered by piece mn (Black)
Da8e8 - Mate by Rook a8 discovered by King e8
Dc8e8 - Mate by Bishop c8 discovered by King e8
Dq8e8 - Mate by Queen d8 discovered by King e8
Df8e8 - Mate by Bishop f8 discovered by King e8
Dh8e8 - Mate by Rook h8 discovered by King e8