if something plays a large role in a process, then that something is required for that process
affected_role is semantic_role. algorithms is processes_for_accomplishing_task. role_plays is active_learning_techniques. recipient_role is semantic_role. role is part_in_performance_work. role is activity. locative_role is semantic_role. resultant_role is semantic_role. processing is process. instrumental_role is semantic_role.