Conversation so far:
What was the song '39 from the album A Night at the Opera?
'39 is a song by British rock band Queen. Composed by lead guitarist Brian May, it is the fifth track on their fourth studio album A Night at the Opera.
Did the song '39 win any awards?
'39 was a live favourite throughout the 1970s, often being used as a singalong in concert.

Question: What was the song inspired by?
Self-contained rewrite: What was the song '39 inspired by?