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: Carolbar Women's Lace up Retro Vintage Nubuck Fashion Wedge Heel Oxfords Shoes Brown
Product description: Carolbar Company was a collection of production, design, sales of women's shoes company. We will offers the best quality at low price and confidently ensure the prestige quality of our product. We carries a diverse and wide range selection of the latest trends and hottest a la mode fashion such as Boots, Military Style, Espadrilles, Flats, Lace-Ups, Loafers & Slip-Ons, Pumps, Sandals, High Heels, Platforms, Casuals, Dress Shoes, Oxfords, Bridal shoes and many more.
Product feature: Rubber sole, Platform measures approximately 1.00", Nubuck, Manmade Material, Heel Height: 2", Round Toe, Listing images were taken off actual product, however, actual color may differ slightly due to different monitor display setting., ASIN: B019XSHJAS, Date first listed on Amazon: December 29, 2015, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Carolbar
Target attributes: Heel Style
Answer: attribute: heel style
value: wedge heel
source: product title