private void getSentences(String risk) {
		int start = 0, end = 0, last = 0;
		last = start = risk.indexOf(".", end);
		while (start != -1 && end != -1) {
			end = risk.indexOf(".", last + 1);
			if (end - last > 10) {
				sentences.add(risk.substring(start + 1, end));
				start = end;
			}
			last = end;
		}
	}