Complex sentence: Police arrested many dissidents and ethnic Chinese on the first day of the coup, followed by hundreds in the succeeding weeks, among those arrested were:-Sang Phathanothai, Kulab Saipradit, Jit Phumisak, and Prasert Sapsunthorn.
Split into simpler sentences: Police arrested many dissidents and ethnic Chinese on the first day of the coup, followed by hundreds in the succeeding weeks. Among those arrested were Sang Phathanothai, Kulab Saipradit, Jit Phumisak, and Prasert Sapsunthorn.