answer: the gentleman is cleaning a chair .
question: what is this gentleman doing ?
answer: no he is not alone .
question: is he alone ?
answer: the camera turns to a boy holding a book watching the boy clean the chair .
question: does anything else happen ?
answer: no detergent is used , and he uses a rag
question: does he use a solvent or detergent , a rag or a sponge ?