Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.

[EX Q]: Another trooper crashes into the burning wreck and sails off his bike.
[EX A]: Someone pushes a button and flames shoot out of his tailpipe, setting a pursuing trooper on fire.

[EX Q]: Then someone's car drives across a busy street.
[EX A]: Through the windshield we see someone get out of someone's car, say goodbye and walk up to someone house.

[EX Q]: A man is using a scraper to lift them up and separate them from the roof.
[EX A]:
They are picking up shingles that are being removed.