hiddenboard.move(line['pv'][0]);
var this_response = hiddenboard.move(line['pv'][1]);
if (response.from !== this_response.from || response.to !== this_response.to) {
hiddenboard.move(line['pv'][0]);
var this_response = hiddenboard.move(line['pv'][1]);
if (response.from !== this_response.from || response.to !== this_response.to) {