premise: "An English Gentleman" is the second single from the album "The Great Western" by Manic Street Preachers vocalist/guitarist James Dean Bradfield, released on 25 September 2006 on Columbia Records." The title track pays tribute to the late Manics publicist Philip Hall. Also featured on the CD version of the single is a cover Frank Sinatra's "Summer Wind", Bradfield's favourite song.
hypothesis: Frank Sinatra's favorite song was "Summer Wind".
reason: "Summer Wind" is Bradfield's favourite song.  It may or may not be Sinatra's favourite song, but we can't tell.