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 recognizes him immediately but someone does not look up.

SOLUTION: He is studying something in the file folder.

PROBLEM: The boy pushes the vacuum cleaner into the hallway and vacuums the area.

SOLUTION: The mother points underneath the furniture with her hand then foot directing the boy.

PROBLEM: He runs the machine along the ski as well as shaving off the excess wax and pointing to the ski.

SOLUTION:
The man then holds up a wax machine and pours wax onto the side.