TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: A girl and boy try the tight rope together.

SOLUTION: Two people are playing with a Frisbee as one person walks on the rope.

PROBLEM: They stroll toward her home.

SOLUTION: Now she walks with someone, as he carries his board from the water.

PROBLEM: Someone is zooming along the streets, leaping from web to web way above the traffic.

SOLUTION:
A woman runs to them.