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: J.Renee Women's Halo Ankle Boot
Product description: In 1974, Renee' and Micky Harrison founded Remac to realize their dream of creating shoes that provide women with fashion-forward confidence. The company's signature line, J. Renee', specializes in dressy and dress-casual shoes and handbags for every occasion.
Product feature: 100% Leather, Rubber sole, Shaft measures approximately 7.25" from arch, Heel measures approximately 2", Boot opening measures approximately 10.75" around, Package Dimensions: 12 x 8 x 4 inches, Shipping Weight: 2 pounds, ASIN: B004RKVNAU, Item model number: HALO, Date first listed on Amazon: September 29, 2011, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 5.0 out of 5 stars 7 customer reviews
Product brand: J.Renee
Target attributes: Shaft Height
Answer: attribute: shaft height
value: ankle boot
source: product title