An ambiguity in an item’s classification can sometimes lead to humorous discussions. For example, the late-night television host Stephen Colbert has asked two Justices of the Supreme Court of the United States whether hotdogs are sandwiches: both Justice Ginsberg and Justice Sotomayor ruled in the affirmative. And in 2006, in a dispute that was not as exciting as the headline, a court in Massachusetts held that burritos, tacos, and quesadillas are not sandwiches.   Read the Q&A……………………………….