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: 1 XXL 31' foil party BALLOON new SUPERMAN EMBLEM 'S' birthday GIFT decor FAVORS vhtf
Product description: ONE xxl foil balloon as pictured
Product feature: 1 XXL 31' foil party BALLOON new SUPERMAN EMBLEM 'S' birthday GIFT decor FAVORS vhtf
Product price: $8.90
Product brand: 5Star-TD
Target attributes: Quantity
Answer: attribute: quantity
value: None
source: None