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: Oreck Ironman Bags. 5 In A Pack
Product description: Bags to fit Oreck Ironman Vacuums
Product feature: To fit Oreck Ironman Vacuums
Product price: $10.25
Product brand: Oreck
Target attributes: Accessory Type
Answer: attribute: accessory type
value: bags
source: product title
attribute: accessory type
value: bags
source: product description