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: Round Cut Cubic Zirconia Bezel .925 Silver Basket Set Men Unisex Stud Earrings (1.25ct. 7mm)
Product description: Lots of sparkle are produced by a magnificent clear round cut diamond cz cubic zirconia stone in a bezel basket setting. Round cut unisex Men Women Stud earrings. FOR PIERCED EARS ONLY.
Product feature: Round Cut Diamond CZ, Bezel Basket Setting, For Pierced Ears Only, Very Modern Classy Look, Shipping Information: View shipping rates and policies, ASIN: B007LTRQ00, Item model number: E049.1, Date first listed on Amazon: March 18, 2012, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product price: $11.95
Product brand: THE ICE EMPIRE
Target attributes: Silhouette
Answer: attribute: silhouette
value: stud
source: product description
attribute: silhouette
value: stud
source: product title