TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
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: A man with a green and white umbrella taunts a black bull on a rope while onlookers also taunt the bull from the side on a wall.

SOLUTION: A black bull is taunted with a dummy hanging on a rope as the bull lunges at the dummy.

PROBLEM: As the other men reassemble, someone walks up to the flagpole.

SOLUTION:
Someone climbs several feet of the pole and slides to the ground.