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: GARGOYLES Black ANSI CLASSIC Sunglasses with Grey Flash Silver Lenses
Product feature: REMEMBER: OUTER REBEL OFFERS FREE GIFT WRAPPING AND MESSAGING ON ALL ITEMS!, Package Dimensions: 7.3 x 3.4 x 3 inches, Shipping Weight: 5.6 ounces, ASIN: B001XP5GWS, Date first listed on Amazon: July 20, 2009, Average Customer Review: 2.9 out of 5 stars 5 customer reviews
Product brand: Gargoyles
Target attributes: Lens Color
Answer: attribute: lens color
value: grey
source: product title