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: Small Round LCD Digital Desk Clock - Blue
Product feature: Clear Digital LCD Time Display., Two Keys for Easy Setting Time and Date., Battery Operated (AG13 Button Cell Battery Included), Great Small Gift Item!
Product brand: OEM
Target attributes: Display
Answer: attribute: display
value: digital
source: product feature
attribute: display
value: digital
source: product title