sentence:  A woman is seated at a table with a shoe, cloth, bowl and baking soda. sentence:  She picks up the shoe, and explains how to clean it using the products. sentence:  She wipes it with the cloth, then mixes baking soda and water into the bowl. sentence:  She then uses a toothbrush coated with the paste to scrub the shoe before cleaning it off. sentence:  She shows off the clean shoe.