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

Input:
Product title: Doctor Who Tardis Striped Beanie with Pom
Product description: Officially Licensed Doctor Who striped beanie with pom featuring a Tardis!
Product feature: 100% Acrylic, Navy Blue, One Size Fits Most, Officially licensed, Package Dimensions: 9.1 x 7.5 x 1.7 inches, Shipping Weight: 4 ounces, ASIN: B019YLDW5K, Date first listed on Amazon: December 29, 2015, Average Customer Review: 4.7 out of 5 stars 10 customer reviews
Product brand: Doctor Who
Target attributes: Pattern
Answer: attribute: pattern
value: striped
source: product title
attribute: pattern
value: striped
source: product description