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: Homelegance Keegan Sophisticated Dining Chairs with Overlapping Design Backrest (Set of 2), Cherry
Product description: Exuding the sophisticated elegance that your formal dining room calls for, the Keegan Collection will wow your dinner guests. The chair features elegantly overlapping chair back design. Complemented with easy to clean fabric in beige to subtly contrast the darker cherry frame.
Product feature: Set of 2 dining chairs (model# 2546S) features overlapping intricate diamond shape carving, High quality design features durable solid birch wood legs, For added convenience the seat cover features easy to clean fabric cover, Measures 21.5 x 26 x 40.5H inch; assembly is required, Complete your dining room seating arrangement with easy to match Keegan Collection dining chairs, Homelegance strives to offer the freshest and most functional furniture in styles ranging from classical to modern., Our products represent the best quality and value available in the marketplace., Quality assurance is derived from over 30 years of experience providing the world with fine home furnishings., Our extensive product selection serves as your whole home resource to accommodate any lifestyle and any setting.
Product price: $34.99
Product brand: Homelegance
Target attributes: Upholstery Material
Answer: attribute: upholstery material
value: None
source: None