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: Bandolino Womens 'Piano' Sandals
Product description: Comfort and style come together in a perfect blend with these 'Piano' Sandals by Bandolino
Product feature: Synthetic, Comfortable casual sandal, Thick strap, Thong strap, Comfortable insole, All man made materials, Product Dimensions: 4 x 12 x 6 inches, Shipping Weight: 1 pounds ( View shipping rates and policies ), ASIN: B00RXYZ5LU, Date first listed on Amazon: November 8, 2012, Average Customer Review: 3.5 out of 5 stars 8 customer reviews
Product price: $17.95
Product brand: Bandolino
Target attributes: Type
Answer: attribute: type
value: sandals
source: product title
attribute: type
value: sandals
source: product description
attribute: type
value: sandal
source: product feature