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 child is sliding down the slide opening.

SOLUTION: The man is sitting down.

PROBLEM: the two woman begin preparing a meal.

SOLUTION: One woman is talking to the camera while holding a book.

PROBLEM: Someone puts out his arm, gesturing for the others not to follow someone.

SOLUTION:
He glances back at the men and quickly opens the door to the caboose, stepping inside.