Complex sentence: Despite its 300 meters long range, it is not currently the longest bridge in the country or even in the city, and that within it, there is another bridge called the Bridge of the Rising Sun which has a length of 484 meters.
Split into simpler sentences: Despite its 300 meters long range, it is not currently the longest bridge in the country or even in the city. There is another bridge called the Bridge of the Rising Sun which has a length of 484 meters.