Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Magic: the Gathering - Llanowar Elves - Magic 2012
Product description: Magic: the Gathering is a collectible card game created by Richard Garfield. In Magic, you play the role of a planeswalker who fights other planeswalkers for glory, knowledge, and conquest. Your deck of cards represents all the weapons in your arsenal. It contains the spells you know and the creatures you can summon to fight for you. Card Name : Llanowar Elves Cost : G Color : Green Card Type : Creature - Elf Druid Power/Toughness : 1/1 Card Text : T: Add G to your mana pool.
Product feature: A single individual card from the Magic: the Gathering (MTG) trading and collectible card game (TCG/CCG)., This is of Common rarity., From the Magic 2012 (M12) set.
Product price: $0.62
Product brand: Magic: The Gathering
Target attributes: Game
Answer: attribute: game
value: magic: the gathering
source: product description
attribute: game
value: magic 2012
source: product feature
attribute: game
value: magic 2012
source: product title
attribute: game
value: magic: the gathering
source: product brand
attribute: game
value: planeswalker
source: product description
attribute: game
value: planeswalkers
source: product description
attribute: game
value: magic: the gathering
source: product title
attribute: game
value: magic: the gathering
source: product feature