Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: Serasoft Comforter Mini-Set Color: Oyster, Size: King
Product description: CMBHSERA00KINGOYS Color: Oyster, Size: King Features: -Reversible for year-round comfort.-100pct Polyester (Face: Serasoft, Reverse: Pongee Microfiber).-Machine washable.-Durable and high performing, pill-resistant. Includes: -Includes comforter and matching sham(s).
Product feature: Highly sought after mini-set includes Comforter and Shams, Face is 100% polyester Shearloft; reverse is Pongee microfiber, Provides the right amount of warmth and comfort year round, Easy care and durable, Machine wash and dry
Product brand: Berkshire
Target attributes: Fabric Type
Answer: attribute: fabric type
value: microfiber
source: product feature
attribute: fabric type
value: microfiber
source: product description