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: Big Star Women's Kara Skirt in Galaxy
Product description: Kara denim pencil skirt in cool washed-out blue. Great office-to-happy-hour look.
Product feature: 99% Cotton/1% Spandex, Imported, Machine Wash, Classic denim skirt in light wash featuring subtle abrasions and whiskering at hips, Five-pocket styling with embroidered back pockets, Back slit, Package Dimensions: 1 x 1 x 1 inches, Shipping Weight: 1 pounds ( View shipping rates and policies ), ASIN: B00X7LZUPY, Item model number: QUWKARGXL, Date first listed on Amazon: June 4, 2015, Average Customer Review: 4.6 out of 5 stars 3 customer reviews
Product price: $38.15 - $88.00
Target attributes: Length
Answer: attribute: length
value: pencil
source: product description