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: TRÜE Sugar Free Green Tea (16 fl oz.) Award Winning Premium Beverage, Plant Sterols, Zero Sugar and Calories, 12 pack
Product feature: Lower Cholesterol, Maintain a Healthier Heart, Boost and Optimize Brain Function, Manage Weight, Bde Sport - Black Cherry Grape, Bde Sport - Lemon Lime, REVd' - Blueberry Pomegranate, REVd' - Pineapple Mango
Product price: $24.00
Product brand: Hydro One Beverages
Target attributes: Form
Answer: attribute: form
value: None
source: None