TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Someone opens up the safe in a small, dark room just off the office.

SOLUTION: They go inside the office.

PROBLEM: Someone wipes his face on the towel and hands it back to the man.

SOLUTION: Someone runs, followed by his group, as a man runs up to him.

PROBLEM: An old man in a portrait sits across from someone.

SOLUTION:
Someone goes into the corridor.