private boolean htmlSentenceTerminatorFound(String str, int index) {
        for (int i = 0; i < sentenceTerminators.length; i++) {
            String terminator = sentenceTerminators[i];
            if (str.regionMatches(true, index, terminator,
                                  0, terminator.length())) {
                    return true;
            }
        }
        return false;
    }