Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Dog Speak Treasured Memories Dog Sympathy Card (Card 1043)
Product description: Inside Reads: A loyal companion, a best friend and unconditional love: may these treasured memories bring you comfort in this time of loss. With Sympathy
Product feature: Made in the USA
Product price: $6.95
Product brand: Dog Speak
Target attributes: Quantity
Answer: attribute: quantity
value: None
source: None