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: Dell Inspiron 15 i15RM-4146SLV 15.6-Inch Laptop (1.8 GHz 3rd Generation Intel Core i5-3337U Processor, 8GB DDR3, 1TB HDD, Intel HD Graphics, Windows 8) Moon Silver [Discontinued By Manufacturer]
Product description: The Inspiron 15's True-life screen brings whatever youre watching to life, wherever you go.
Product feature: 3rd Generation Intel Core i5-3337U Processor (3M Cache, up to 2.7 GHz), 8 GB DDR3 RAM, 1 TB 5400 rpm Hard Drive, 15.6-Inch Screen, Windows 8
Product price: $112.79
Product brand: Dell
Target attributes: Processor Brand
Answer: attribute: processor brand
value: intel core
source: product title
attribute: processor brand
value: intel core
source: product feature