Original sentence: On 2, 3, and 4 August 1989 over 50 Tamils were allegedly massacred by the Indian Peace Keeping Force (IPKF) in Valvettiturai, Jaffna.Remembering Valvettiturai massacre (Indian Express 24.8.89)
Edited sentence: Another incident was the massacre at the Jaffna Teaching Hospital in which number of minority Tamil patients, doctors and nurses were killed by Indian soldiers.Fast unto death of Thileepan.Following is an incomplete list.In August of 1987, number of majority Sinhalese civilians were massacred by the LTTE.Indian forces were accused of indulging in number of civilian massacres during their time in Northeastern province of Sri Lanka.On 2, 3, and 4 August 1989 over 50 Tamils were  massacred by the Indian Peace Keeping Force (IPKF) in Valvettiturai, Jaffna.The then Sri Lankan government accused the Madras Regiment posted in the Trincomalee district of complicity, although the Indian officials denied responsibility, they withdrew the Madras Regiment from Trincomalee district