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: Transformers Age of Extinction Optimus Prime 12-Inch Figure
Product description: Gear up for big and tall Transformers action with this 12-inch Optimus Prime figure! This mighty Optimus Prime figure stands 12 inches tall and he's got the power to pound any enemy into scrap. He's just the warrior for your biggest, wildest Transformers adventures! Transformers and all related characters are trademarks of Hasbro., Hasbro is committed to being an ethical and responsible company and is a recognized toy industry leader in the areas of product safety, environmental sustainability, ethical sourcing and philanthropy.
Product feature: Transformers figure stands 12 inches tall, Figure looks like the Optimus Prime figure in robot mode, Collect them all - each sold separately, Includes figure
Product brand: Transformers
Target attributes: Type
Answer: attribute: type
value: transformers
source: product brand
attribute: type
value: transformers
source: product description
attribute: type
value: robot
source: product feature
attribute: type
value: transformers
source: product feature
attribute: type
value: transformers
source: product title