Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: MI.IM MARSHMELLOW-04 Women's Soft Faux Fur Slip On Casual Boots, Color:BLACK, Size:6.5
Product feature: ASIN: B014QX06LE, Item model number: MARSHMELLOW-04, Date first listed on Amazon: January 25, 2016, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product brand: MI IM
Target attributes: Style
Answer: attribute: style
value: casual
source: product title