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: Imperial Golden Yunnan Black Tea, 4oz.
Product description: This tea from the Yunnan Province is one of the highest quality black teas. The tea is harvested in the spring and the high concentration of golden tips distinguishes this tea from other black teas. Tea lovers will enjoy this spicy flowery taste and its smoothness. A high concentration of flavonoids is found in this black. This compound helps reduce clotting of arteries and act as an antioxidant., Loose black tea, 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: $28.98
Product brand: EnjoyingTea
Target attributes: Type
Answer: attribute: type
value: black tea
source: product description
attribute: type
value: yunnan
source: product description
attribute: type
value: black tea
source: product title
attribute: type
value: black
source: product description