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: MIPO 3-Pack Canon CLI-8C Compatible Inkjet Cartridge (WHIT CHIP) for Canon Pixma iP4200, iP5200 Printer: 3-(CLI-8C)
Product description: We pride ourselves on being an industry leader in toner and inkjet cartridge sales with over 10 years experience, thorough testing, research, and exceptional prices. We back our sales with a committed support team that is always ready to serve your needs and assist in ensuring our customers find exactly what they are looking for. TonerPals is your OEM alternative for all today's top brand names including Canon, HP, Brother, Samsung, Dell, Epson, Lexmark and much more. Our products are manufactured at ISO: 9001 manufacturing facilities and are guaranteed to meet or exceed OEM specifications. Thank you again for your business! TonerPals Team - Amazon.
Product feature: Price Includes & Package Contains 3PK Canon CLI-8C Cyan Premium Compatible inkjet cartridges with chip, Manufactured In An ISO9001 Certified Factory To Meet International Standards, 100% Satisfaction Guaranteed, Sold by TonerPals
Product brand: Canon
Target attributes: Maximum Page Yield (Color)
Answer: attribute: maximum page yield (color)
value: None
source: None