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: Best of Breed Sheltie Sable Winter Berries Large Flag
Product description: Indoor/Outdoor flags featuring the artwork of artist Tamara Burnett.
Product feature: Flag is 28" x 40", Made in USA, Vibrant Colors, Made from Polypoplyn for all-weather use, Guaranteed against fading for 3 years, These flags are made with 2 pieces of fabric sewn back to back to withstand even the most severe weather
Product brand: Best of Breed
Target attributes: Season
Answer: attribute: season
value: winter
source: product title