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: Cascadian Farm Organic Purely O's Cereal, 8.6 Ounce Boxes (Pack of 4)
Product description: Cascadian Farms Organic Purely O's Cereal is a cereal that is brimming with the great taste of organic, whole-grain oats., Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product price: $22.90
Product brand: Cascadian Farm
Target attributes: Type
Answer: attribute: type
value: cereal
source: product description
attribute: type
value: cereal
source: product title