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: Sannita Mirror
Product description: 13821 Features: -Material: MDF.-Gently curved, bevel mirror with burnished silver details.-May be hung horizontal or vertical. Dimensions: -Mirror surface dimensions: 29.75'' Height x 19.75'' Width.-Overall Dimensions: '' Height x '' Width x '' Depth.
Product feature: Belongs to Sanita Collection by Uttermost, Traditional Style, Burnished silver details
Product brand: Uttermost
Target attributes: Installation
Answer: attribute: installation
value: may be hung
source: product description