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: Star Fish Clear Cz Round Stones .925 Sterling Silver Ring Sizes 2-11
Product description: We use the finest quality of .925 Sterling Silver. Each piece is crafted to exceed your expectations! The perfect Gift for a loved one!
Product feature: Starfish Ring With Clear Cz, .925 Sterling Silver, Top Quality, Best Seller, Shipping Information: View shipping rates and policies, ASIN: B07CN36HFY, Item model number: ODC-R-105045, Date first listed on Amazon: November 30, 2013, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product price: $14.99
Target attributes: Silhouette
Answer: attribute: silhouette
value: None
source: None