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

Input:
Product title: Yu-Gi-Oh! - Gem-Knight Pearl (BP01-EN031) - Battle Pack: Epic Dawn - 1st Edition - Starfoil Rare
Product description: Yu-Gi-Oh! is a strategic trading card game in which two players Duel each other using a variety of Monster, Spell, and Trap Cards to defeat their opponent's monsters and be the first to drop the other's Life Points to 0. Card Name : Gem-Knight Pearl Card Type : Xyz Monster Card Number : BP01-EN031 Set : Battle Pack: Epic Dawn Attack/Defense : 2600/1900 Attribute : Earth Level : 4 Monster Type : Rock Passcode : 71594310 Card Text : 2 Level 4 monsters
Product feature: A single individual card from the Yu-Gi-Oh! trading and collectible card game (TCG/CCG)., This is of Starfoil Rare rarity., From the Battle Pack: Epic Dawn set., You will receive the 1st Edition version of this card.
Product price: $0.99
Product brand: Yu-Gi-Oh!
Target attributes: Game
Answer: attribute: game
value: yu-gi-oh!
source: product brand
attribute: game
value: yu-gi-oh!
source: product feature
attribute: game
value: yu-gi-oh!
source: product title
attribute: game
value: yu-gi-oh!
source: product description