performing are made of digging
digging_fighting_positions is action_performed_by_animals. digging_trench is digging_hole. digging_up_root is human_activity. digging_fighting_positions is military_event. digs is excavation. digging_fighting_positions is conscious_activity. digging_and_excavation is hard_works. mine is man_made_cave_in_ground. conducting is performing_art. digging_fighting_positions is event.