context: It consists of 14 lines (four of which are subsequently connected in pairs; two lines are temporarily connected now, organizationally working as one route) with a total length of 381 km in double-track calculation [2], excluding monorail and MCC. In the Moscow Metro, 223 operating stations and one preserved, 44 stations are recognized as objects of cultural heritage [3], and more than 40 are architectural monuments.
question: How many lines in the Moscow metro?
answers.text: 14