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: Karen Scott Hellen Womens Size 7.5 Brown Fashion - Ankle Boots New/Display
Product feature: Package Dimensions: 12 x 10.9 x 4.3 inches, Shipping Weight: 1.75 pounds, ASIN: B00AB2PD0O, Date first listed on Amazon: January 31, 2014, Average Customer Review: 4.0 out of 5 stars 2 customer reviews
Product brand: Karen Scott
Target attributes: Shaft Height
Answer: attribute: shaft height
value: ankle boots
source: product title