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: Wausau Astroparche 24, Fine Business Stationery, #10 Envelope, 50 Count, Natural, 4.12 X 9.5 Inches (26125)
Product description: Envelopes to ensure that everything you mail makes a great impression. Matches Astroparche Professional Series paper. Laser, inkjet, copier and offset guaranteed
Product feature: Acid and lingin free for great quality that doesn't deteriorate, Inkjet, laser, copier and offset guaranteed, Envelopes to ensure that everything you mail makes a great impression, The paper is made with 30 percent recycled post-consumer fiber, 50 Envelopes
Product brand: Neenah
Target attributes: Type
Answer: attribute: type
value: business
source: product title