Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Cycle Force CFG Cro-mo MTB 29 Frame
Product description: Are you a do-it-yourselfer? If so the Cycle Force Cro-mo MTB 29 Frame 20-Inch might be for you. These frames are rugged and lightweight at the same time. These frames are made of Chromoly.
Product feature: Frame Size: 20", Top Tube Length: 59cm, Head Tube Length: 120mm, Head Tube Angle: 60.6 Degree, Seat Tube Angle: 73 Degree
Product brand: Cycle Force
Target attributes: Type
Answer: attribute: type
value: mtb
source: product title
attribute: type
value: mtb
source: product description