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: Health Valley Blueberry Granola Bars, 6-Count 6.1-Ounce Boxes (Pack of 6)
Product description: No trans fat; good source of six B vitamins. Why low fat? Everyone loves a good snack. But the snacks we love are not necessarily the ones that are the best for us, because so many contain too much fat. A major step toward better health and weight control is reducing fat wherever possible in our diets. So we've created delicious Health Valley Low Fat Granola Bars. They taste great. They're low in fat. They contain no trans fat, and they are a food source of 6 B vitamins. Like all Health Valley products, these nutritious, Low Fat Granola Bars are made from the finest natural ingredients available. And most important to your continued healthy eating, you never have to sacrifice great taste for good nutrition. Made with no genetically engineered ingredients. Exchanges: 1 Starch, Fruit., Allergy Information: This product is manufactured in a facility that uses peanuts and other nuts., Brown Rice Syrup, Brown Rice Flour, Organic Oats, Rice Syrup Solids, Vegetable Glycerin, Vanilla Coating (Evaporated Cane Juice, Natural Pam Oil, Nonfat Dry Milk Natural Flavor, Soy Lecithin), Cane Juice, Dried Blueberries, Acacia Gum, Oat Syrup, Rice Bran, Concentrated Fruit Juices (Pear, Pineapple, Grape), Natural Vitamin E (For Freshness), Barley Malt, Natural Flavors, Sunflower Oil, Malic Acid, Nutrition Blend, Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product brand: Health Valley
Target attributes: Flavor
Answer: attribute: flavor
value: blueberry
source: product title