Detailed Instructions: You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.
Q: Context : Demons of the Mind is a 1972 British horror film, directed by Peter Sykes and produced Anglo-EMI, Frank Godwin Productions and Hammer Film Productions.
Subject : Demons of the Mind
Relation : production company
A:
What production company was involved in Demons of the Mind?