"1"^^ . "2"^^ . . "5"^^ . "1989Z"^^ . "The Istanbul Metro (Turkish: \u0130stanbul Metrosu) is a rapid transit railway network that serves the city of Istanbul, Turkey. It is operated by \u0130stanbul Ula\u015F\u0131m (Istanbul Transport), a public enterprise, controlled by the Istanbul Metropolitan Municipality. The oldest section is the metro is M1 line, which opened in 1989; it now includes 70 stations in service, with 30 more under construction. The system currently consists of five lines named M1, M2, M3, M4, and the M6 Mini-Metro."@en . "Istanbul Metro"@en . . "2000Z"^^ . "268"^^ . "34"^^ . "70"^^ . . . . "304900000"^^ .