TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Then someone's car drives across a busy street.

SOLUTION: Through the windshield we see someone get out of someone's car, say goodbye and walk up to someone house.

PROBLEM: Someone lowers his regretful gaze.

SOLUTION: Blinking resignedly, someone looks at someone who snatches the gun away.

PROBLEM: Someone and someone step out of the sitting room and stop a dark - haired steward in the hallway.

SOLUTION:
Someone, someone, and others follow running rats down a hallway.