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: Black Bat Masquerade Mask
Product description: Make a statement at your next themed or masquerade party with this classic mask. Great for men or women, it is sure to be the perfect accent to your costume. Also great for Mardi Gras! Designed to fit most adults.
Product feature: plastic, Adult Size Black Bat Mask, One Size Fits Most Adults, Elastic String For Secure Wear, Perfect for Halloween!, Wear this for fun or fashion!, You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition., Read the full returns policy, Go to Your Orders to start the return, Print the return shipping label, Ship it!, Product Dimensions: 9 x 7.5 x 0.5 inches, Shipping Weight: 0.32 ounces ( View shipping rates and policies ), ASIN: B00EM9G7QG, Item model number: 23693, Date first listed on Amazon: August 17, 2013, Average Customer Review: 3.7 out of 5 stars 14 customer reviews
Product price: $8.95
Product brand: Jacobson Hat Company
Target attributes: Variety
Answer: attribute: variety
value: masquerade mask
source: product title