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: HotSilver Body Piercing Jewelry 6 Pack 22 Gauge(22G) Surgical Steel Crystal Nose Studs Pink/Green/Purple
Product description: A value package of six, 22 gauge surgical steel nose studs. There are three colors of crystal, pink, purple, and green, with a star shaped stud and round stud in each color. A fun and cute set for a great price!
Product feature: 22 Gauge, Surgical Steel, Three Colors - Pink, Green and Purple, Two Shapes - Round Crystal and Star Shaped with Crystal, Product Dimensions: 0 x 0.2 x 0.1 inches, Shipping Weight: 0.32 ounces, ASIN: B00NVQ4XFS, Item model number: 1184971, Date first listed on Amazon: September 24, 2014, Average Customer Review: 4.5 out of 5 stars 2 customer reviews
Product brand: HotSilver
Target attributes: Design
Answer: attribute: design
value: studs
source: product title
attribute: design
value: stud
source: product description
attribute: design
value: studs
source: product description