TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: They talk back and forth in front of a large boulder.

SOLUTION: A boy with a microphone is interviewing a man in sunglasses.

PROBLEM: The two men change the tire, putting on a spare.

SOLUTION: They remove the tire while another man takes pictures.

PROBLEM: Someone kisses someone, then quickly backs to the door.

SOLUTION:
As the elevator descends, someone glares through glass at them.