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 shows how to use the pen on several objects while filling it in and sanding it afterwards.

SOLUTION: The man then uses a marker to dig up the side of a table and fill it in.

PROBLEM: She leans against the kitchen door.

SOLUTION: He comes downstairs and looks through the kitchen window at her outside.

PROBLEM: Pulling away, he gives his friend an expectant look.

SOLUTION:
Someone grabs him into a hug.