TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Now someone rolls out of bed and towels a magazine.

SOLUTION: Now someone and someone box up a copy of the manuscript.

PROBLEM: Another trooper crashes into the burning wreck and sails off his bike.

SOLUTION: Someone pushes a button and flames shoot out of his tailpipe, setting a pursuing trooper on fire.

PROBLEM: Someone's briefcase suddenly springs open and his papers spill all over the driveway.

SOLUTION:
Someone gets in the car.