EntityQ745487· pop 18· linked from 534 articlesBaltic DefenseSign in to savechess opening 1. d4 d5 2. c4 Bf5ConnectionsList of ECO codesEntityonline chessEntitychessEntityInternational Standard Book NumberEntitypawnEntitykingEntityrookEntityqueenEntityknightEntitybishopEntityFIDEEntitycastlingEntityGrandmasterEntitychess openingEntityChess OlympiadEntitycheckmateEntityDeep BlueEntitychess pieceEntitySicilian DefenceEntityen passantEntityCategoriesChess openings