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, the person uses the pedal to scrape one of the tires with it.

SOLUTION: A person spins the wheel of a bike with the pedal.

PROBLEM: the boy tries again to hit the pinata.

SOLUTION: The boy takes a swing at the pinata and misses.

PROBLEM: Someone strolls up to the bar and leans her back against it.

SOLUTION:
As she leaves, someone's lips curl into a smile.