Original sentence: Harris Booras and David Brewed claimed that massacres of Turks were responses to the prior hanging of the Patriarch.However, according to a number of third party sources written exclusively on the history of the Greek revolution, massacres toward the Turks of Peloponnese started simultaneously with the outbreak of the revolt, before than any action taken on the part of the Ottomans.Some of the better known massacres are the Massacre of Chios, the Destruction of Psara committed by the Ottomans and the Tripoli Massacre, the Navarino Massacre committed by the Greek rebels
Edited sentence: Both sides claim that the massacres were "responses" to prior events.Some of the more infamous atrocities include the Massacre of Chios, the Destruction of Psara, the massacres of Turks following the Fall of Tripolitsa to the Greek rebels and the hanging of the Ecumenical Patriarch Gregory V