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: Midwestern PRO PAC Ultimates Dry Dog Food
Product description: After a long day at sea, the fishermen bring their bounty to the bay. The aroma from that "catch" is found in PRO PAC Ultimates Bayside Select. Your dog will love the hearty grain-free whitefish meal and potato formula which provides the ultimate in canine nutrition PRO PAC Ultimates Bayside Select uses a primary protein source from premium quality whitefish meal which provides essential amino acids to help maintain strong muscle and a healthy, shiny coat. This antioxidant formula is fortified with Vitamin A and Vitamin C along with nutrient-rich natural vegetables and fruits like peas, chickpeas, apples, blueberries, cranberries, carrots and spinach.
Product feature: Grain Free, Gluten Free, 28 Lb. Resealable Bag, Whitefish Meal And Potato Formula, Wholesome Vegetables And Fruits Like Peas, Chickpeas, Apples, Blueberries, Cranberries, Carrots And Spinach, Balanced Ratio Of Omega-6 And Omega-3 Fatty Acids, Packaging Is Bpa Free
Product price: $39.99
Product brand: Pro Pac Ultimates
Target attributes: Life Stage
Answer: attribute: life stage
value: None
source: None