Conversation so far:
Who wrote Bohemian Rhapsody?
Bohemian Rhapsody is a song by the British rock band Queen. It was written by Freddie Mercury for the band's 1975 album A Night at the Opera.
What year was Bohemian Rhapsody  produced?
Queen spent a month rehearsing at Ridge Farm Studio in Surrey in mid-1975, and drummer Roger Taylor recalled that Bohemian Rhapsody the band worked on the song.
Where was Bohemian Rhapsody recorded?
Recording Bohemian Rhapsody began on 24 August 1975 at Rockfield Studio 1 near Monmouth, South Wales, after a three-week rehearsal at Penrhos Court, Herefordshire. Four additional studios were used.
What was the meaning of the lyrics to Bohemian Rhapsody?
Mercury refused to explain his composition other than to say it was about relationships; the band is still protective of the song's secret

Question: Why is part of the song in Opera?
Self-contained rewrite: Why is part of Bohemian Rhapsody in Opera?