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: Best Foods, Organic, Mayonnaise, 15oz Jar (Pack of 2)
Product description: Best Foods, Organic, Mayonnaise, 15oz Jar (Pack of 2), 'ORGANIC SOYBEAN OIL, WATER, ORGANIC WHOLE EGGS, ORGANIC DISTILLED VINEGAR, ORGANIC EGG YOLKS, SALT, ORGANIC DRIED CANE SYRUP, ORGANIC LEMON JUICE CONCENTRATE, NATURAL FLAVOR.', 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 price: $32.99
Product brand: Best Foods
Target attributes: Fat Content
Answer: attribute: fat content
value: None
source: None