sb.append(" windowsize=\"" + winsize + "\"");
sb.append(" creationdate=\"" + (new java.util.Date()) + "\">\n");
for (YKDocument doc : map.keySet()) {
sb.append("<concgroup>\n");
sb.append(toXML(doc));
Concordance conc = map.get(doc);
for (Iterator<ConcordanceLine> iter = conc.iterator(); iter.hasNext();) {
ConcordanceLine line = iter.next();
sb.append("<line>");
TokenList lhs = line.getLeftHandSide();
for (Iterator<Token> iterator = lhs.iterator(); iterator.hasNext();) {
Token word = iterator.next();