private void handleAnnotations() {

		iter = root.getAnnotationSet().get(0).getAnnotation().listIterator();

		Annotation currAnno = null;

		while (iter.hasNext()) {

			currAnno = iter.next();

			if (currAnno.getType().equals("Sentence")) {

				sentences.add(new Tuple<Annotation,Boolean>(currAnno, Preprocessor.neg));
			} else if (currAnno.getType().equals("Goal")) {
				Tuple<BigInteger, BigInteger> goalTuple = new Tuple<BigInteger, BigInteger>(
						currAnno.getStartNode(), currAnno.getEndNode());
				goals.add(goalTuple);

			} else {
				continue;
			}
		}

	}