Consider the following exchange between two people:
Obviously, Speaker 2's answer is not responsive to Speaker 1's question. Speaker 1 wanted to know about a particular aspect of Speaker 2's car: its origin. Speaker 2 described a different aspect of his car: its color. While Speaker 2's statement about the color of his car may be true, it doesn't tell us anything about the origin of his car.
Easy enough, right? Ok, let's try another one. Consider the following exchange between two