. . . . "non_performing_personnel" . . "Yoffe, Boris"@en . "Boris Yoffe"@en . "\u0411\u043E\u0440\u0438\u0441 \u0418\u043E\u0444\u0444\u0435"@en . "1968Z"^^ . . "1991Z"^^ . "Boris Yoffe (born 21 December 1968 in St. Petersburg) is a Russian-born Israeli composer, resident of Karlsruhe, Germany."@en . . "German composer" . "1968-12-21Z"^^ . .