It is also very likely that there were few, or no survivors. Half of them may have been women and children.
But we will never know for certain. Rakhine has been in a state of war for many years, with the insurgent Arakan Army driving the Myanmar military out of most of it and besieging its last stronghold in the state capital Sittwe, which is now accessible only by air and sea. Almost all telecommunications have been cut by the military.