Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Sleep Philosophy True North Level 2 Down Comforter, King
Product description: The true North white down comforter collection features3 scotch Gard stain release protection. Our comforters are filled with high quality 600 fill power white down.
Product feature: 100% Cotton, Imported, Set includes: 1 comforter, Cover: 100percent Cotton filling: 80percent White Duck down, 600 fill power, Measurements: 108-by-96-inch comforter, Machine washable, Filling weight is 33oz.
Product price: $159.99
Product brand: Sleep Philosophy
Target attributes: Comforter Fill Type
Answer: attribute: comforter fill type
value: down
source: product description
attribute: comforter fill type
value: down
source: product feature
attribute: comforter fill type
value: down
source: product title
attribute: comforter fill type
value: white down
source: product description