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: Little Lass Baby Girls' 2 Piece Polar Fleece Set Hearts
Product description: Little Lass offers cute and comfortable styles with quality construction. She is adorable in this 2 piece polar fleece set with a heart applique patch pocket jacket and heart printed fleece pants.
Product feature: 100% Polyester, Imported, Machine Wash, 2 piece set, Comfortable, You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition., Read the full returns policy, Go to Your Orders to start the return, Print the return shipping label, Ship it!, Package Dimensions: 1 x 1 x 1 inches, Shipping Weight: 1 pounds ( View shipping rates and policies ), ASIN: B00XHHWV0A, Item model number: 352903, Date first listed on Amazon: December 10, 2015, Average Customer Review: 2.9 out of 5 stars 4 customer reviews
Product price: $8.07
Product brand: Little Lass
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None