public override Tree Evaluate(Tree tree, TregexMatcher tregex)
{
int newIndex = Coindexer.GenerateIndex();
foreach (TsurgeonMatcher child in ChildMatcher)
{
Tree node = child.Evaluate(tree, tregex);
node.Label().SetValue(node.Label().Value() + CoindexationIntroductionString + newIndex);
}
return(tree);
}
