"1999-10-06Z"^^ . "Incheon Line 1"@en . "29400.0"^^ . "2"^^ . . "1999Z"^^ . . . . "Operational" . "Incheon Subway Line 1 is a 29.5-kilometer (18.3 mi) north-south subway line, part of the planned Incheon Subway system. It began operations in October 1999.Incheon's subway is totally underground except for a ground-level section north of Bakcheon.The line is also part of the overall Seoul Metropolitan Subway network, as Bupyeong Station has a free transfer point with Seoul Subway Line 1."@en . . "29"^^ . . .