Original sentence: Long Island, New York, is an island off the North American coast, some 118 miles (190 km) long, and from 12 to 20 miles (32 km) wide, extending from New York Harbor into the North Atlantic Ocean
Edited sentence: Long Island, part of the "upstate" region of New York State, is an island off the North American coast, some 118 miles (190 km) long, and from 12 to 20 miles (32 km) wide, extending from New York Harbor into the North Atlantic Ocean