Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Airwalk 30-Inch EK Classic Cruiser Complete Skateboard
Product description: Cruise in style with the 30" Cruiser from Airwalk. Made of 9-ply durable maple wood, this cruiser has many tech features, including aluminum trucks, 59mm/78A urethane wheels and ABEC-3 bearings. With this versatile cruiser, you can race downhill and get to class smoothly and in style.
Product feature: Deck made of sturdy, 9-ply maple wood, Attached with 5" Cruiser Trucks, 59mm/78A PU Injection Wheels, 8.5" w. x 30" l. x 5" h with concave, Includes ABEC 3 Bearings
Product brand: Airwalk
Target attributes: Type
Answer: attribute: type
value: cruiser
source: product feature
attribute: type
value: cruiser
source: product title
attribute: type
value: cruiser
source: product description
attribute: type
value: downhill
source: product description