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: MLB Seattle Mariners 15-Ounce White Nostalgic Mug (2 Pack)
Product description: Licensed ceramic drinkware with the team colors and logos
Product feature: Ceramic Drinkware, Team colors, Team Logo
Product brand: The Memory Company
Target attributes: Material
Answer: attribute: material
value: ceramic
source: product feature
attribute: material
value: ceramic
source: product description