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: Chopard SCH957 Sunglasses Color 0H48
Product description: Chopard SCH957 is Round style Women Sunglasses design. These Sunglasses are comfortable to wear in addition to being fashionable.
Product feature: metal & plastic frame, Glass lens, Polarization, Lens width: 61 millimeters, Bridge: 15 millimeters, Arm: 140 millimeters, Model No : SCH957, Lens Color :Silver/ Burgundy, All items come with original case, cloth and manufacturers papers., Chopard women Sunglasses, Color Code : 0H48, ASIN: B00NX0S9CK, Item model number: Model No : SCH957, Date first listed on Amazon: September 25, 2014, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Chopard
Target attributes: Silhouette
Answer: attribute: silhouette
value: round style
source: product description