Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Scout + Ro Girls' Uniform Twill Flat-Front Short
Product description: An Amazon brand - This Scout + Ro uniform twill short with flat front features slanted side and back welted pockets.
Product feature: Clothing, Shoes & Jewelry, Girls, Clothing, Shorts
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None