Task: Misc.
Input (English): Term: Mixed martial arts, Description: full contact combat sport, Question: Was the term Disc Jockey based on a reference to a vinyl product?, Answer:Yes
Output (English): Fact1: The term Disc is a reference to the old Long Play records played on a Grammaphone or Record player. Fact2: Disc Jockey's often play and mix music in Bars, clubs, and venues like parties for entertainment. Fact3: Disc Jockey's are sometimes known by the term D. Js.