After peaceful was process in the middle of 1980s, The Team of MILF Commander Sultan Saifudin Romandiar Tomawis and MILF Commander Sultan Tagoranao Goldiano Macapaar bin Sabbar along with the MILF Commander Sansarona from Maguindanao had stay and made a Temporary "MILF Camp Bansayan" in Bansayan, a barangay of Piagapo until end of EDSA Revolution on 1986. During the stay, there were enormous battle between MILF forces and Government Forces. Both MILF Commanders had went to Afghanistan to join the war against Russian on 1984. The said Camp was abandoned by MILF Soldiers when civilian had given the map and provide with guide the Government Forces when that MILF Camp on early EDSA Revolution. On the Attack of Government Forces, they come secretly at night in barangay bansayan and they stay at the near of the MILF Camp Bansayan for almost 10hrs until 3:00AM and strike the Camp. The One of the Field Commander who stay long and withdraw later to fight is Commander Abiden Dimacuta Umpar because he handle .30 Machine Gun.