Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: 4 Piece Mug Set w/4 Matching Spoons by EdgeHome
Product feature: 4 - 12 oz Colorful Mugs with 4 - Matching Spoons, Red, Blue, Green & Yellow Mugs, Dishwasher Safe., Microwave Safe.
Product brand: Edge home
Target attributes: Special Occasion
Answer: attribute: special occasion
value: None
source: None