Task: Explanation
Input (English): Tyger is the thirty-first album by Tangerine Dream. It is based on the poetry of William Blake. Lyrics are based on the poems "The Tyger", "Smile", "America a Prophecy", "The Fly", and "London". Question: Which English poet, painter, and printmaker wrote the poetry on which Tangerine Dream based the lyrics of its thirty-first album? Answer: William Blake
Output (English):  It is based on the poetry of William Blake.