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: Dickies Industrial Carpenter Jean LU200
Product description: Functionality meets comfort in our popular Industrial Carpenter Jean. Made of the same 14 oz. premium denim as our Industrial 5-pocket jean, this jean is a true workhorse! The triple-needle stitching on the side seam, yoke, and seat seam, make this jean tough, and the hammer loop, dual tool pockets, and generous relaxed fit make this jean perfect for even the most demanding jobs. With so many features and comfortable pre-washed denim, it is easy to see why the Industrial Carpenter Jean is rapidly becoming the denim jean of choice!
Product feature: Designed to hold up to industrial laundy processing, Hammer loop on left hip, Dual tool pocket on right leg, Triple needle stitched sideseam, yoke and seatseam, Rivet free design to prevent scratching, Heavy duty brass zipper
Product price: $21.62
Product brand: Dickies Occupational Workwear
Target attributes: Pattern
Answer: attribute: pattern
value: None
source: None