Complex sentence: Since the streamlining of the Taiwan Province in 1998, these subdivisions are regarded as the principal subdivisions of Taiwan, and cover the current jurisdiction of the Republic of China except Kinmen and Lienchiang, which are historically and administratively part of Fujian.
Split into simpler sentences: Since the streamlining of the Taiwan Province in 1998, these subdivisions are regarded as the principal subdivisions of Taiwan. These subdivisions cover the current jurisdiction of the Republic of China except Kinmen and Lienchiang, which are historically and administratively part of Fujian.