Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: L'Artiste by Spring Step Women's Dinora Wedge Sandal,Black Multi Leather,EU 41 M
Product description: The L'Artiste by Spring Step Dinora wedge sandal ensures exceptional comfort thanks to its memory foam-cushioned footbed, while the whipstitching and leather ornament deliver eye-catching style.
Product feature: Leather, Approx. 2 heel height, Leather upper, Synthetic lining, Rubber outsole, Adjustable ankle strap entry with hook-and-loop closure, ASIN: B01D4NM5O8, Date first listed on Amazon: February 25, 2016, Average Customer Review: Be the first to review this item
Product brand: L'Artiste by Spring Step
Target attributes: Heel Style
Answer: attribute: heel style
value: wedge
source: product title
attribute: heel style
value: wedge
source: product description