}
protected void process(CAS cas, AnnotationFS sentenceAnnotation) {
FSIndex<AnnotationFS> allTokens = cas.getAnnotationIndex(mTokenType);
ContainingConstraint containingConstraint =
new ContainingConstraint(sentenceAnnotation);
String sentence = sentenceAnnotation.getCoveredText();
Iterator<AnnotationFS> containingTokens = cas.createFilteredIterator(
allTokens.iterator(), containingConstraint);