Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: FANMATS NCAA North Dakota State University Bison Nylon Face Football Rug
Product description: Protect your floor in style and show off your fandom with football mats from sports licensing solutions. Made with 100% nylon carpet and non-skid recycled vinyl backing. Can be placed on any floor type. Machine washable; vacuum regularly and spot clean for any easy and quick clean.
Product feature: 9 ounce, 100 % nylon face, Recycled vinyl backing for a durable and longer-lasting product, Machine made and tufted in the USA, Non-skid backing with taped borders for added durability, Machine washable; vacuum regularly and spot clean for any easy and quick clean
Product price: $15.99
Product brand: Fanmats
Target attributes: Shape
Answer: attribute: shape
value: None
source: None