sentences:  Parts I and II were released as the introductory and final tracks on King Crimson's 1973 album of the same name, part III was featured on their 1984 album "Three of a Perfect Pair", part IV (itself divided into three identically titled parts) appeared on 2000's "The Construkction of Light", and the final part, "Level Five", was included on the 2003 album "The Power to Believe".Despite breaking the naming convention, Robert Fripp, King Crimson founder and only constant contributor to the suite, insists that "Level Five" is part of the pentalogy.In 2011, "PopMatters" ranked the first part of "Larks' Tongues in Aspic" as the eighth best progressive rock song ever.