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: Pen Company of America (PCA) USA Made Twist Pens, Argyle Series, Includes Blue, Orange, Purple and Red Argyle Designs, Black Ink, 4 Pens
Product description: PCA's Designer Twist pen is both stylish and affordable, plus it is made in the USA. Each cap has a distinct, artistic design with a matching barrel. A metal clip and band give the pen flair. Perfect for the home, office or as a gift. Comes in a reusable tube with silver label. Black Ink.
Product feature: Assorted Stylish Argyle Designs, Smooth twist action, Black Ink writes for over 3,000 feet, Made in the USA, Packaged in reusable tubes
Product price: $8.30
Product brand: PCA
Target attributes: Type
Answer: attribute: type
value: None
source: None