sentences:  A bomb exploded in a public market in Tacurong City, a predominantly Christian agricultural region in Sultan Kudarat, killing two women and injuring at least 4 others.A guard reportedly found the bomb in a bag filled with packets of corn chips and attempted to remove it from a crowd before it exploded, preventing more casualties.The bomb was described as being formed from a mortar round and remotely triggered by cell phone, however it apparently went off prematurely.