code: public Predicate newPredicate(String id, Span<Term> span) {
  	    idManager.updateCounter(AnnotationType.PREDICATE, id);
  	Predicate newPredicate = new Predicate(id, span);
  	annotationContainer.add(newPredicate, Layer.SRL, AnnotationType.PREDICATE);
  	return newPredicate;
      }
docs: Creates a new srl predicate. It receives its ID as an argument. The predicate is added to the document.
  @param id the ID of the predicate
  @param span span containing the targets of the predicate
  @return a new predicate