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 peer through the door to the open hallway and see the gate closes behind them.

SOLUTION: Someone helps someone to carry her inside.

PROBLEM: Someone watches serenely, as he leans closer.

SOLUTION: Someone sits down in a nearby armchair.

PROBLEM: He is licking his chops.

SOLUTION:
He is dressed up as a chef pig.