TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: He puts it in his pocket.

SOLUTION: Someone steps inside the vault and snatches up the package.

PROBLEM: She puts the pan in the oven then takes it out to show off her chocolate ship cookies.

SOLUTION: The woman mixes various ingredients together in a bowl and leads into her putting clumps of dough onto a pan.

PROBLEM: Someone watches this for an instant.

SOLUTION:
She begins separating the shells with her thumb nail and eating the nuts, depositing the shells in the ashtray.