Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Artisan Squid-Ink Spaghetti from Sardinia (Spaghetti Nero di Seppia)
Product description: This small pastificio in Sardinia (Italy's second-largest island) is operated by two brothers-in-law who are committed to making pasta in the traditional style. With the help of their families, the brothers make pastas that are unique to Sardegna., This dramatic purple-black pasta -- colored by the ink of the cuttlefish -- has a slightly briney flavor that pairs best with seafood sauces., 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: Tanda e Spada
Target attributes: Specialty Variety
Answer: attribute: specialty variety
value: None
source: None