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: Franco Sarto Women's Genna Ankle Boot,Anthracite Kudu Wax Leather,US 6 M
Product description: Franco Sarto offers footwear for any occasion, while maintaining fashion-forward trends and reliable all-day comfort.
Product feature: Leather, Leather upper, Side zipper closure, Buckle accent, Approximately 2" heel height, Lightly padded footbed, Traction outsole, Package Dimensions: 11.5 x 7.4 x 4.1 inches, Shipping Weight: 2 pounds, ASIN: B013SCHSYW, Date first listed on Amazon: September 11, 2015, Average Customer Review: 3.0 out of 5 stars 1 customer review
Product brand: Franco Sarto
Target attributes: Sandal Style
Answer: attribute: sandal style
value: None
source: None