#
if (exists($info->{'pv1'}) && !exists($info->{'pv2'})) {
for my $key (qw(pv score_cp score_mate nodes nps depth seldepth tbhits)) {
#
if (exists($info->{'pv1'}) && !exists($info->{'pv2'})) {
for my $key (qw(pv score_cp score_mate nodes nps depth seldepth tbhits)) {