Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Sterling Silver Twisted Style Small Hoop Earrings
Product description: Crafted in superb sterling silver, these small size hoop earrings feature stunning twist detailing. A gorgeous thin pair secured with snap locks.
Product feature: ASIN: B00E6EZMH2, Item model number: 37806, Date first listed on Amazon: July 26, 2013, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: DiamondMist
Target attributes: Silhouette
Answer: attribute: silhouette
value: hoop
source: product title
attribute: silhouette
value: hoop
source: product description