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: Tritton Ax51 Pro Gaming Headset
Product description: True 5.1 Surround Sound Gaming Headset w/8 precision speakers Analog 5.1 Interface
Product feature: Gaming Headset, 8 Speakers Analog
Product brand: TRITTON
Target attributes: Style
Answer: attribute: style
value: gaming headset
source: product description
attribute: style
value: gaming headset
source: product feature
attribute: style
value: gaming headset
source: product title