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: Smartbones Mini Peanut Butter 14oz Bags
Product description: Safe and rawhide free Great taste Made with real, dried chicken breast and real peanut butter Chewing activity promotes healthy dental care Suitable for small dog breeds under 20-pound approximately 2-inch long
Product feature: Safe and rawhide free, Great taste, Made with real, dried chicken breast and real peanut butter, Chewing activity promotes healthy dental care, Suitable for small dog breeds under 20-pound
Product price: $21.99
Product brand: Smartbone
Target attributes: Type
Answer: attribute: type
value: smartbone
source: product brand
attribute: type
value: chewing
source: product feature
attribute: type
value: smartbones
source: product title
attribute: type
value: chewing
source: product description