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: Panasonic CE TB T2 PM-1.1GHZ 256MB RAM, 40GB HDD, 12.1" TFT Touchscreen (CF-T2DWATZKM)
Product description: It's lightweight yet durable. Compact yet powerful. Slips easily into a briefcase, handling or carry-on. Built with legendary Toughbook reliablilty, unparalleled portability and integrated Wi-Fi, the Toughbook T2 keeps up with today's busiest mobile professionals. Whether drafting a sales proposal inside a cafe, searching the Internet from the road or making patient rounds in a hospital, this lightweight wonder is as versatile as it is stylish-and it's only from Panasonic.
Product feature: Full Magnesium Alloy Case, Electrostatic touchpad with continuous vertical scrolling support, Shock-mounted HDD
Product brand: Panasonic
Target attributes: Processor Speed
Answer: attribute: processor speed
value: 1.1ghz
source: product title