Complex sentence: However, a short stub remains through Johnstown, crossing the St. Lawrence River on the Ogdensburg-Prescott International Bridge to Ogdensburg, New York, where it becomes New York State Route 812.
Split into simpler sentences: However, a short stub remains through Johnstown, crossing the St. Lawrence River to Ogdensburg, New York. The highway crosses the Ogdensburg-Prescott International Bridge and becomes New York State Route 812.