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: 5 Pack - Cosmas 7708ORB Oil Rubbed Bronze Cabinet Hardware Round Knob - 1-1/4" Diameter
Product description: Cosmas Hardware is the way to go when designing or fixing up your kitchen or bathroom. They do not make us charge unnecessary markups for their hardware like some of the other major brands do. Therefore, giving you great hardware at a price that you can afford. Go ahead, compare, we dare you.
Product feature: High Quality Oil Rubbed Bronze Finish, Diameter: 1-1/4", Projection: 7/8", Knob Base Diameter: 3/4", Polybagged with 1" Mounting Screws Included
Product price: $9.90
Product brand: Cosmas
Target attributes: Knob Shape
Answer: attribute: knob shape
value: round
source: product title