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: 9" WWF Undertaker "Lord of Darkness" Beanie Plush Teddy Bear
Product description: Plush and soft A beanie stuffed toy
Product feature: Plush and soft, A beanie stuffed toy
Product brand: Attitude Bears
Target attributes: Form
Answer: attribute: form
value: bear
source: product title
attribute: form
value: bears
source: product brand