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: Sterling Silver Gemstone Cluster Drop Earrings, Garnet
Product description: Fun and flirty cluster earrings. Colorful gemstones are individually wire-wrapped for that full, flowy cluster effect. Polished silver. For pierced ears. Please note that genuine gemstones will have inclusions and color variations which is a natural quality of these stones. Photo enlarged to show details.
Product feature: Sterling silver 925, Earrings approximately 1 3/4" long, Genuine gemstone, Fishhooks: for pierced ears, ASIN: B007EDVIHA, Item model number: NE461220-Garnet, Date first listed on Amazon: February 23, 2012, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: Sosi B.
Target attributes: Silhouette
Answer: attribute: silhouette
value: drop
source: product title
attribute: silhouette
value: fishhooks
source: product feature