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: Corelle Contours New Leaf 8 1/2-Inch Luncheon Plate
Product description: Corelle Contours New Leaf 8 1/2-inch Luncheon Plate, the stylish new collection perfect for dining and entertaining. The free-flowing form, exclusive to Corelle, will instantly modernize every dining and entertaining experience.
Product feature: Corelle Contours New Leaf 8 1/2-inch Luncheon Plate, Vitrelle Glass, Corelle Contours is a stylish new collection perfect for dining and entertaining; The free-flowing form, exclusive to Corelle, will instantly modernize every dining and entertaining experience, Dishwasher, Microwave Safe, 3-Year Warranty
Product brand: Corelle
Target attributes: Special Occasion
Answer: attribute: special occasion
value: None
source: None