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: NIAGARA CONSERVATION N7799 283551 0.8 gpf Stealth Watersense High-Efficiency Elongated Toilet Bowl with Rear Outlet, White
Product description: Back outlet floor mount elongated bowl. Meets ADA requirements. Fully glazed 2 inch trapway. Use with stealth tank only #104054. White. Water sense high efficiency toilet.
Product feature: Back outlet floor mount elongated bowl, Elegant design and finish, The product is manufactured in china
Product price: $10.34
Product brand: Niagara Conservation
Target attributes: Type
Answer: attribute: type
value: None
source: None