Complex sentence: Cape Mendocino, approximately 200 miles north of San Francisco, is located on the Lost Coast entirely within Humboldt County, California, USA, is the westernmost point on the coast of California.
Split into simpler sentences: Cape Mendocino, approximately 200 miles north of San Francisco, is located on the Lost Coast entirely within Humboldt County, California, USA. It is the westernmost point on the coast of California.