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: Nike Women's Flex Supreme TR 2 Cross Trainers
Product description: Our lightweight training shoes are perfect for the runner who wants a flexible shoe but doesn't want to compromise comfort..
Product feature: Mesh, Rubber sole, Mesh upper provides lightweight flexibility, Thin overlay provides the perfect amount of support, Phylon carrier for a stable and durable platform, Internal half innersleeve hugs foot, Soft, contoured foam core offers lightweight comfort under foot, Package Dimensions: 11.9 x 7.5 x 4 inches, Shipping Weight: 1.2 pounds, ASIN: B00DTZQ1LA, Item model number: 616694-402, Date first listed on Amazon: February 21, 2014, Average Customer Review: 4.4 out of 5 stars 4 customer reviews
Target attributes: Type
Answer: attribute: type
value: shoes
source: product description
attribute: type
value: shoe
source: product description