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: Toms Women's Desert Wedge Navy Blazer Boot 9 Women US
Product feature: Package Dimensions: 12 x 8.2 x 4.3 inches, Shipping Weight: 2.2 pounds, ASIN: B0115U9MES, Item model number: Desert Wedge, Date first listed on Amazon: August 27, 2015, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: TOMS
Target attributes: Heel Style
Answer: attribute: heel style
value: wedge
source: product title
attribute: heel style
value: wedge
source: product feature