Original sentence: In 1981 the renowned public library in Jaffna was burnt down by a violent mob.Until 1983 there were similar incidents of low level violence between the government and the mushrooming Tamil terrorist groups with a significant number of murders, disappearances and cases of torture attributed to both sides
Edited sentence: In 1981 the renowned public library in Jaffna was burnt down as government officials watched.Until 1983 there was low level violence between the government and the mushrooming Tamil terrorist groups with a significant number of murders, disappearances and cases of torture attributed by them