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: Bakery Crafts Rolled Fondant 5 Lb - White Vanilla
Product description: 5 lb pail of White Fondant. Great for decorating!
Product feature: Bakery Crafts White Fondant 5 lb, A great help with decorating your cake!, Vanilla flavor!, white, rolled fondant
Product brand: Bakery Crafts
Target attributes: Flavor
Answer: attribute: flavor
value: vanilla
source: product title
attribute: flavor
value: vanilla
source: product feature