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: True Religion Men's Heavy Embellished Belt
Product description: On-trend embellishment details accent this premium leather belt for a statement addition to any ensemble. Metal studs in an array of colors and shapes decorate this stylish accessory for a look that is rugged yet chic. In black, the rich leather grain carries out the ultimate in rock style.
Product feature: Single frame buckle, 100% leather, Imported, ASIN: B00IOWQK9Q, Item model number: TRB4355 1001, Date first listed on Amazon: June 23, 2014, Average Customer Review: 5.0 out of 5 stars 2 customer reviews
Product brand: True Religion
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None