code: @Override
  	public IndividualPropertyHelper withLiteral(Object rawValue) {
  		if(rawValue!=null) {
  			Literal<?> value = Literals.newLiteral(rawValue);
  			this.individual.addValue(this.propertyId,value);
  		}
  		return new IndividualPropertyHelperImpl(new IndividualHelperImpl(this.individual),this);
  	}
docs: {@inheritDoc}