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: Brinley Co Women's Hilton-xwc Slouch Boot
Product description: Show off one of the best styles of the season in extra wide-calf boots by brinley co. these fashion boots feature premium faux leather uppers that rise mid-calf and highlight a subtle slouchy design with wide straps and buckle accents.
Product feature: 100% PU, Imported, Synthetic sole, Shaft measures approximately 15" from arch, Boot opening measures approximately 18.75" around, 18.5 inch circumference., Slouchy boot., Extra wide calf., Product Dimensions: 5 x 5 x 0.7 inches, Shipping Weight: 12 ounces ( View shipping rates and policies ), ASIN: B01F2PVAEW, Item model number: Hilton-xwc, Date first listed on Amazon: August 4, 2016, Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 3.4 out of 5 stars 32 customer reviews
Product price: $36.99 - $64.12
Target attributes: Type
Answer: attribute: type
value: boot
source: product title
attribute: type
value: wide calf
source: product feature
attribute: type
value: wide-calf
source: product description
attribute: type
value: boot
source: product feature
attribute: type
value: boots
source: product description