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

Someone has a strange, puzzled look on his face.
Someone at the cash register, busily ringing the bell.

At the boarding house, she puts on her father's coat and rolls up the sleeves.
She drops the money on a table and leaves.

Someone slips the ring into the pocket of his jeans and opens the door to someone.
He smiles and looks at the ring.