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 Robots in Disguise Legion Class Thunderhoof Figure
Product description: Transformers Robots in Disguise Legion Class Thunderhoof Figure
Product feature: Autobots beware, because Thunderhoof is out to cause some major mayhem for his enemies! This antlered Thunderhoof warrior figure converts in 5 steps from robot mode to heavy-duty combat vehicle mode and back. Can his enemies handle what hes got? Not as long as he keeps converting back and forth! Transformers and all related characters are trademarks of Hasbro., Legion Class Thunderhoof figure, Figure converts from robot mode to combat vehicle mode and back, Converts in 5 steps, Scanning the figures badge unlocks the character in the Transformers Robots in Disguise app (device not included)
Product brand: Transformers
Target attributes: Type
Answer: attribute: type
value: transformers
source: product brand
attribute: type
value: transformers
source: product description
attribute: type
value: robots
source: product feature
attribute: type
value: robot
source: product feature
attribute: type
value: transformers
source: product feature
attribute: type
value: transformers
source: product title