List<DEPHead> p;
if (label.isArc(LB_LEFT))
{
p = l_2ndHeads.get(i_lambda);
p.add(new DEPHead(i_beta, label.deprel, label.score));
}
else if (label.isArc(LB_RIGHT))
{
p = l_2ndHeads.get(i_beta);
p.add(new DEPHead(i_lambda, label.deprel, label.score));
}
}