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: Naot Yale
Product description: On or off campus, the Naot ?Yale? captures the casual good looks and easygoing attitude of everybody?s favorite collegiate shoe. This versatile clog features durable leather uppers that are remarkably weather and wear-resistant. The strap can wrap behind your ankle for enhanced support, or flip forward to convert the ?Yale? to an easy slip-on. And the use of a slightly wider last assures plenty of natural comfort and stability.
Product feature: Leather, Women Shoes NAOT -68940-739B- YALE BUFFALO LEATHER SIZE 38, ASIN: B00199CQXK, Date first listed on Amazon: May 8, 2008, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: NAOT
Target attributes: Silhouette
Answer: attribute: silhouette
value: clog
source: product description