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: Converse Unisex Chuck Taylor All Star Street Ox White/Obsidian/Black Casual Shoe 11 Men US/13 Women US
Product feature: Package Dimensions: 14.6 x 7.3 x 4.9 inches, Shipping Weight: 2.2 pounds, ASIN: B0195GR22I, Item model number: 153767C, Date first listed on Amazon: March 16, 2017, Average Customer Review: 4.0 out of 5 stars 1 customer review
Target attributes: Style
Answer: attribute: style
value: casual
source: product title
attribute: style
value: converse
source: product title