Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: 52X Printable Write-once CD-r Spindle
Product description: 10-22-2007 - Brand New Item. Description - JVC CDR80GUP50 PRINTABLE CD-R 50-CT SPINDLE
Product feature: 700MB/80 minute storage capacity, Surface designed for ink jet printing, Spindle case
Product brand: JVC
Target attributes: Media Type
Answer: attribute: media type
value: cd-r
source: product description
attribute: media type
value: cd-r
source: product title