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: SpongeBob SquarePants Children's Sock Set (Size 6-8)
Product description: Get ready for undersea adventures with SpongeBob SquarePants and this cool children's sock set! Each set includes two coordinating pairs of SpongeBob socks - one pair of red, black, or green, and one pair of coordinating striped socks. Please select color (Red, Black, or Green) when ordering. Socks are 96% polyester, 4% spandex. Sock size 6-8, Shoe Size 10.5-4. Officially licensed.
Product feature: 96% Polyester, Officially licensed, Includes two pairs of SpongeBob socks, Fits child sizes 6-8, 96% polyester, 4% spandex, 96% polyester, 4% spandex, Shipping Information: View shipping rates and policies, ASIN: B078SDN7VQ, Date first listed on Amazon: July 29, 2010, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product price: $9.99
Product brand: Planet Sox
Target attributes: Style
Answer: attribute: style
value: None
source: None