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: Ben's Garden Wine Is Proof Copper & Glass Coasters, Set of 4
Product description: Handcrafted of glass and antiqued copper with plastic bumpers to protect the tabletop, effortlessly entertain your guests with charm. Classic typeset is composed on natural background and the set of 4 is wrapped with pewter grosgrain ribbon. The back of each coaster reads handcrafted with antiqued copper and glass in New York by Ben's Garden. Packaged in a fantastic signature Ben's Garden gift box, ready for gift giving.
Product feature: Tied with a grosgrain ribbon bow, Copper trim is hand finished, with a warm, antiqued patina, Packaged safely in our signature, cheerful yellow and orange box, Coasters measure 4" x 4", Made in New York City
Product price: $42.00
Product brand: Ben's Garden
Target attributes: Quantity
Answer: attribute: quantity
value: 4
source: product description
attribute: quantity
value: 4
source: product title