Complex sentence: Nanjing University established medical school in 1927 for the first time, by merging Jiangsu Medical University which originated in 1912, with division of basic medicine in Nanjing and clinical medicine in Shanghai, and the school was renamed Medical College of National Central University in 1928.
Split into simpler sentences: Nanjing University established medical school in 1927 for the first time, with division of basic medicine in Nanjing and clinical medicine in Shanghai, and merged Jiangsu Medical University which originated in 1912. The school was renamed Medical College of National Central University in 1928.