Complex sentence: The city has access to one BART station the Pittsburg/Bay Point Station located in Pittsburg near Bay Point, service will be extended further into the city via DMU train with a Railroad Avenue station that is currently under construction.
Split into simpler sentences: The city has access to one BART station, the Pittsburg/Bay Point Station located in Pittsburg near Bay Point. Service will be extended further into the city via DMU train with a Railroad Avenue station that is currently under construction.