Complex sentence: The first Supercharger corridor in the US opened access for free to its Model S owners in California in October 2012, and included six stations placed along routes connecting San Francisco, Lake Tahoe, Los Angeles and Las Vegas.
Split into simpler sentences: The first Supercharger corridor in the U.S. opened with free access for its Model S owners in October 2012. This corridor includes six stations placed along routes connecting San Francisco, Lake Tahoe, Los Angeles and Las Vegas.