TASK DEFINITION: In this task, you are given a question, and your task is to predict the context of the question. We assume that someone named X asked the question from Y. The context of the question means the previous situation that led X to ask this question.
PROBLEM: Have you been to New York before?

SOLUTION: Y has just told X that he/she is thinking of buying a flat in New York.

PROBLEM: Do you still see our old friends?

SOLUTION: X and Y are childhood neighbours who unexpectedly run into each other at a cafe.

PROBLEM: How about a collection by various authors?

SOLUTION:
X wants to know what sorts of books Y likes to read.