Original sentence: Some accuse him of not doing enough to stop the anti-Sikh riots which ensued.Those troops had ended up fighting the Tamil separatist guerrillas
Edited sentence: Some accused him of instigating the anti-Sikh riots which, over a period of a few days, ended in the death of around 10,000 Sikhs.Those troops had ended up fighting the Tamil separatist guerrillas and harassing many civilian Tamils