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

Input:
Product title: Carhartt Men's Essential Plaid Short Sleeve Open Collar Shirt
Product description: Essential plaid button down short sleeve shirt. The lighter weight of 4.3-ounce, 100% poplin makes this plaid short-sleeve shirt an exceptionally comfortable choice. Its garment washed for a soft finish and reduced shrinkage. Built with a button-down collar, it features a large left-chest pocket and shoulder pleats to enhance ease of movement. The buttons also feature the carhartt logo.
Product feature: 100% Cotton, Imported, Machine Wash, 4.3-ounce, 100% cotton poplin, Garment washed for a soft finish and reduced shrinkage, Spread collar, Left-chest pocket, Shoulder pleats enhance ease of movement, Package Dimensions: 10.8 x 6.5 x 2.2 inches, Shipping Weight: 9.6 ounces, ASIN: B00AOLNCYG, Item model number: 100387-613, Date first listed on Amazon: February 11, 2013, Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues., International Shipping: This item is not eligible for international shipping. Learn More, Average Customer Review: 3.5 out of 5 stars 45 customer reviews
Target attributes: Pattern
Answer: attribute: pattern
value: plaid
source: product description
attribute: pattern
value: plaid
source: product title