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 scrambles up to the landing, shuts the door.

SOLUTION: He yanks his shirt out and rolls backwards down a flight of steps.

PROBLEM: Then he slinks down a wall, head first, mask on.

SOLUTION: When she reaches it, he is disappeared.

PROBLEM: She watches as he jogs up the steps on which he was left as a baby.

SOLUTION:
He removes his cap and glances up at someone as he strides towards the main building.