Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Request Little Boys' Sumer Belted Cargo Short
Product feature: 100% Cotton, Imported, Machine Wash, Belted cargo short featuring slant pockets and snap-flap pockets on legs and back, Package Dimensions: 8.5 x 7.4 x 1.7 inches, Shipping Weight: 11.2 ounces, ASIN: B00AASR6OA, Item model number: R41808K-CHC, Date first listed on Amazon: March 6, 2013, Domestic Shipping: Item can be shipped within U.S., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 3.9 out of 5 stars 12 customer reviews
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None