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: Michigan State Spartans NCAA Top of the World "Cumulus" Striped Cuffed Knit Hat
Product description: Cheer for your favorite team in style with this Top of the World cuffed knit hat. Features team color striped cuff with embroidered team logo on the front, jacquard team name on striped crown, additional team grpahic on back, multi-team color pom, Top of the World branding and made of 100% acrylic knit. One size fits all.
Product feature: Multi-team color pom, Cuffed knit hat, One size fits all, Made by Top of the World, Embroidered graphics
Product brand: Top of the World
Target attributes: Pattern
Answer: attribute: pattern
value: striped
source: product title
attribute: pattern
value: striped
source: product description