"Love of My Life" is a ballad by the British rock band Queen from their 1975 album A Night at the Opera. The song was written by Freddie Mercury about Mary Austin, with whom he had a long term relationship in the early 1970s. After performing the song in South America in 1981, the version from their live album Live Killers reached number 1 in the singles chart in Argentina and Brazil, and stayed in the charts in Argentina for an entire year.

Answer this question: who was love of my life written for? Let's give stream of consciousness first:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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The important part for answering this question is: The song was written by Freddie Mercury about Mary Austin, with whom he had a long term relationship in the early 1970s.
So, the final answer is Mary Austin.