Complex sentence: In November 2012, Siliana witnessed clashes between protestors for unemployment and the local Police, both Amnesty International and the UN High Commissioner for Human Rights Navi Pillay called on the authorities to end the use of "excessive force".
Split into simpler sentences: In November 2012, Siliana witnessed clashes between protestors for unemployment and the local Police. Both Amnesty International and the UN High Commissioner for Human Rights, Navi Pillay called on the authorities to end the use of "excessive force".