Question: Who produced Brilliant and owns significant collections of both historic and commercial railway locomotives and rolling stock?
Sentence (from "Brilliant (band)"): Equally notable was their management (David Balfe), their record company A&R manager (Bill Drummond, the other member of The KLF), and songwriting and production team (Mike Stock, Matt Aitken and Pete Waterman known as Stock Aitken Waterman).
Relevant evidence: Yes