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 dismounts and lands on a mat.

SOLUTION: A man is doing a gymnastics routine on parallel bars.

PROBLEM: He stops for a moment, looks around at the rows of empty tables, and goes out.

SOLUTION: Someone takes his cue case and heads for the door.

PROBLEM: He walks along another walkway to a flight of stone steps.

SOLUTION:
Passing other pedestrians, he continues down a campus.