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: Knomo Balham 57-400 Backpack,Black,One Size
Product description: The Falmouth 15 inch backpack is made from lightly coated cotton canvas combined with vintage-feel brass hardware and natural raw-edge leather trim elements. It is designed to protect 15 inch laptops and offers a separate compartment for tablets. This slim city backpack is a perfect companion when taking the bike to work or commuting on the tube.
Product feature: Cotton lining that Fits laptops up to 15-Inches, Flap closure with Soft padded shoulder straps for comfortable carrying, Dimensions : 16-Inches shoulder drop ,16-Inches high ,11.75-Inches wide, Made using lightly coated cotton canvas twill fabric, Antique brass hardware and natural raw-edge leather trim
Product brand: Knomo
Target attributes: Type
Answer: attribute: type
value: None
source: None