/** Sets the "label" element */
 public void setLabel(org.openprovenance.model.v1_1_a.Label label) {
   synchronized (monitor()) {
     check_orphaned();
     org.openprovenance.model.v1_1_a.Label target = null;
     target = (org.openprovenance.model.v1_1_a.Label) get_store().find_element_user(LABEL$0, 0);
     if (target == null) {
       target = (org.openprovenance.model.v1_1_a.Label) get_store().add_element_user(LABEL$0);
     }
     target.set(label);
   }
 }