Premise: Pink Floyd . Waters became the band 's primary lyricist and conceptual leader , devising the concepts behind their albums The Dark Side of the Moon ( 1973 ) , Wish You Were Here ( 1975 ) , Animals ( 1977 ) , The Wall ( 1979 ) and The Final Cut ( 1983 ) . The Dark Side of the Moon and The Wall became two of the best-selling albums of all time . The three produced two more albums -- A Momentary Lapse of Reason ( 1987 ) and The Division Bell ( 1994 ) -- and toured through 1994 . Richard Wright (musician) . He was a founding member , keyboardist and vocalist of the progressive rock band Pink Floyd , performing on all but one of the group 's albums including The Piper at the Gates of Dawn , The Dark Side of the Moon , Wish You Were Here and The Division Bell , and playing on all of their tours . Syd Barrett . With Pink Floyd , he recorded four singles , their debut album ( and contributed to the second one ) , and several unreleased songs .
Hypothesis: Pink Floyd has an album.
Label: ENTAILMENT