Complex sentence: He completed his BA (Hons) in History and Economics in the National University of Singapore in 1981 and subsequently received a Commonwealth Scholarship to pursue his Ph.D. in Modern Chinese History at the Australian National University.
Split into simpler sentences: He completed his BA (Hons) in History and Economics in the National University of Singapore in 1981. Subsequently, he received a Commonwealth Scholarship to pursue his Ph.D. in Modern Chinese History at the Australian National University.