TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Someone gazes across the table at someone's paper.

SOLUTION: Now, they write at a table.

PROBLEM: We see the girl pretend to brush and spray her hair.

SOLUTION: We see the girl looking down at the camera.

PROBLEM: Someone stares at someone blankly, and offers a fleeting grin.

SOLUTION:
Someone joins a puzzled someone a few steps ahead of him.