sentence: We see a newscaster in a studio. sentence:  We see a man operating 2 manual vacuum cleaners. sentence:  We see some old style vacuums. sentence:  We see a black and white TV clip. sentence:  We see the man vacuum and still from the museum. sentence:  We see a lady in black and white and in color. sentence:  We then see a factory and a man talking. sentence:  We see the man talking and see him near a vacuum. sentence:  We see an old print ad. sentence:  We return to the newscaster in the studio.