Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Coco Polo Chocolate Bar - 70 Percent Dark Almond - Case of 10 - 2.82 oz Bars - Wheat Free
Product description: Almonds, dry roasted using the Coco Polo method, abound with taste, texture and positive health properties. That's why we add plenty of them to our Stevia sweetened dark chocolate. You will be astounded by this new confection. Saturated Fats are entirely derived from Cocoa Butter. Our Erythritol is naturally fermented from Non-GMO corn. Our Reb A (Extract of Stevia) is Non-GMO. We use sustainably sourced cocoa. Inulin is a prebiotic from cicory. May be suitable in the diet of a diabetic. Sole source of sugar is Almonds. May contain almond shells. Serving Size: 40 g Servings per Container: 2 Amount Per Serving % Daily Value* Calories 190 Fat Calories 160 Total Fat 19 g 29% Saturated Fat 9 g 44% Trans Fat 0 g Cholesterol 0 mg 0% Sodium 0 mg 0% Total Carbohydrates 14 g 5% Fiber 8 g 33% Sugars** 1 g Erythritol 4 g Protein 4 g Vitamin A 0% Vitamin C 0% Calcium 4% Iron 15% *Percent Daily Values are based on a 2,000 calorie diet. **Sole source of sugar is almonds. Ingredients: Chocolate liquor, almonds, non-GMO erythritol, inulin (extract of chicory root), cocoa butter, non-GMO soy lecithin, vanilla, Reb A (extract of stevia). Contains Soy. Made on equipment also used in the production of foods containing tree nuts. May contain nut shells.
Product brand: Coco Polo
Target attributes: Type
Answer: attribute: type
value: chocolate
source: product title
attribute: type
value: dark chocolate
source: product description