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: Colorado Timberline Men's Glenwood Signature Fleece Vest-L (Navy)
Product description: Colorado Timberline Glenwood Mens Fleece Vest has lycra bound armholes and a taped contrast collar. It also has a double needle elastic waist and double needle half moon sweat patch.
Product feature: Product Dimensions: 12 x 12 x 3 inches, Shipping Weight: 1.6 ounces, ASIN: B0077S3CY4, Item model number: SVF, Date first listed on Amazon: November 18, 2012, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Colorado Timberline
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None