"RDF description of 新潟市" . . . . . . . . . . . . . "15201" . "15201" . "3" . "1977-09-01"^^ . "1977-12-01"^^ . "Niigata-shi"@en . "にいがたし"@ja-hrkt . "新潟市"@ja . "新潟市"@ja . "新潟県"@ja .