Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: NCAA Oklahoma State Cowboys 27-Ounce Stainless Bottle
Product description: Pinemeadow NCAA Oklahoma State 27oz Stainless Bottle
Product feature: 27oz stainless steel water bottle., BPA free and great alternative to plastic and lined aluminum bottles., No inner liner to impact taste., Convenient size fits most cup holders., Available with NCAA collegiate logo to show school pride.
Product brand: Pinemeadow Green
Target attributes: Material
Answer: attribute: material
value: stainless
source: product description
attribute: material
value: stainless
source: product title
attribute: material
value: stainless steel
source: product feature