Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: Jacqueline Kennedy Collection Classic Round Sunglasses SH01 - Tortoise
Product description: Jacqueline Kennedy Collection Classic Round Sunglasses SH01The Jacqueline Kennedy Collection Classic round sunglasses, featuring an elegant gold-tone Greek Key design on the temples. Perfect year round, they'll add that touch of sophistication to every outfit. Get serious class reminiscent of the iconic First Lady's signature style with these chic sunglasses from the Jacqueline Kennedy collection.Sunglasses come in black with gradient smoke lenses, tortoiseshell with gradient brown shade lenses, navy with gradient smoke lensesUV 400 bluelight protectionColors: Black, Tortoise, NavyGold-tone Greek Key design on the sidesFrames measure about 14.5cm x 5.5cm (5.7" x 2")Glasses come in a hard red steel case with a cream cleaning clothAlso included is a romance card & Manufacturer's Certificate of Authenticity
Product feature: Shipping Weight: 1 pounds, ASIN: B00CSZ4TDE, Item model number: SH01-Tortoise, Date first listed on Amazon: April 8, 2013, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Physician Endorsed
Target attributes: Silhouette
Answer: attribute: silhouette
value: round sunglasses
source: product title
attribute: silhouette
value: round sunglasses
source: product description