gq: Six of the seven lines of the commuter rail system, Metrolink, run out of Downtown Los Angeles, connecting Los Angeles, Ventura, San Bernardino, Riverside, Orange, and San Diego counties with the other line connecting San Bernardino, Riverside, and Orange counties directly.
Question: How many lines run out of Downtown Los Angeles? Question: How many lines does the commuter rail system have? Question: What is the name of the commuter rail system? Question: A single line connects San Bernardino, Riverside and what other county?