"Operational" . . . . "Line 1 (Chengdu Metro)" . "Chengdu Metro Line 1" . . "39900.0" . . . . "Line 1 of the Chengdu Metro" . "2010" . "Line 1" . "35" . . "1" . . . "Line 1 (Chengdu Metro)" . . . . . . "2010-09-27" .