EntityQ886229· pop 19· linked from 1 articlesBlumenfeld GambitSign in to savechess openingConnectionsWorld Chess ChampionshipEntityList of ECO codesEntityonline chessEntitychessEntityInternational Standard Book NumberEntitypawnEntitykingEntityrookEntityqueenEntityknightEntitybishopEntityAlexander AlekhineEntityFIDEEntitycastlingEntityGrandmasterEntitychess openingEntityChess OlympiadEntitycheckmateEntitychess pieceEntityDeep BlueEntityCategoriesChess openings