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: Pokemon Card - Black Star Promos #21, #22 and #23 (Articuno, Moltres and Zapdos ) - All Factory Sealed
Product feature: This is a three-card set assembled by the seller. It contains all cards pictured, including:, Black Star Promo #21 Moltres, Black Star Promo #22 Articuno, Black Star Promo #23 Zapdos, All cards are Factory Sealed.
Product price: $17.99
Product brand: Pokemon
Target attributes: Game
Answer: attribute: game
value: pokemon
source: product title
attribute: game
value: pokemon
source: product brand