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: A 1970 pontiac firebird with racing stripes blocks our access to the garage.

SOLUTION: We turn into the Burnham driveway.

PROBLEM: Someone gets off his horse, and the bearded someone holds up a flaming torch.

SOLUTION:
Petrol from a metal can is sprinkled on the ground by someone's men.