Premise: "All for Love" is a song written by Bryan Adams, Robert John "Mutt" Lange and Michael Kamen for the soundtrack " The Three Musketeers: Original Motion Picture Soundtrack". It was performed by Bryan Adams, Rod Stewart and Sting. The song was released as a CD single in the United States on November 16, 1993. It was a worldwide hit, reaching number one across Europe and North America.
Hypothesis: All for Love was written by less than four people