. . . . . . "3663" . . . "7425" . . "Masein (Romansh: Masagn) is a municipality in the district of Hinterrhein in the Swiss canton of Graub\u00FCnden."@en . . . "CH-GR" . "4.2e+06"^^ . "Masein"@en . . "865.0"^^ .