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: Fiona Traditional Oriental Black Oval Area Rug, 5' x 7' Oval
Product description: Contemporary colors meet traditional detail to create a vibrant and bold look that brings with it a smooth, yet modern, sophistication at a fraction of what you would expect to pay for similar products.
Product feature: Power-Loomed in Turkey, Made with durable and fade resistant Polypropylene, 100% Jute backing which is a naturally made durable material, A beautiful traditional style with a primary black shade among beige undertones, Stain resistant, easy care, and perfect for any indoor setting
Product price: $14.20
Product brand: Universal Rugs
Target attributes: Construction
Answer: attribute: construction
value: None
source: None