TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: Smiling calmly, someone heads into the house.

SOLUTION: Someone stands and faces him with a nonchalant wave.

PROBLEM: It moves down to pick out where he has landed face down.

SOLUTION: A police's spotlight illuminates a second floor window through which the thief has fallen.

PROBLEM: He writes notes in the marine's medical file.

SOLUTION:
The doctor glances at him.