Question: Untitled (or box set) is a box set compilation of songs released by which British musician, songwriter, and producer under the pseudonym Bass Communion, which English musician and record producer, most associated with the progressive rock genre?
Sentence (from "Steven Wilson"): Currently a solo artist, he became known as the founder, lead guitarist, singer, and songwriter of the band Porcupine Tree, as well as being a member of several other bands.
Relevant evidence: No