TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: She is sitting down at a table with food on it.

SOLUTION: A woman is holding a piece of watermelon next to a pool.

PROBLEM: Someone gives her husband a tight smile.

SOLUTION: He places someone's bag over her shoulder and opens the door to let her out.

PROBLEM: He joins them in the conversation and they are having a good time.

SOLUTION:
A man is very concentrated playing pool, while two men and a lady have a conversation behind him.