Question: Which Argentinian Province capital was on the Andean Railway line built towards the end of the 19th century?
Sentence (from "Andean Railway"): The Andean Railway (native name: Ferrocarril Andino) was a state-owned railway company in Argentina which, towards the end of the 19th century, built and operated a line connecting Villa María in Córdoba Province with the cities of Mendoza, San Luis and San Juan.
Relevant evidence: Yes