What is a muscle car?
What is a muscle car?
user
Hmm, I think that is a type of car that was popular during the 1970s, but I’m not exactly sure.  It might have to do with its engine and bodywork, rather than the type of car itself, but I’m not sure.
assistant
Was it those cool cars from back then?
user
I guess I’m not sure, is a “cool car” a car that was popular during the 1970s?
assistant
Yes that is what I am thinking of.
user