!7

p-exp {
  S s = "a horse is an animal";
  
  new AI_BottomUpParser1 p;
  p.splitSplittables = false;
  p.productionsText = [[<determiner> + <noun> = <noun>]];
  p.parse(javaTokNPunctuation(s));
  p.printWordsAndGroups();
  for (AI_BottomUpParser1.Word g : p.groups()) {
    //printStruct(subList(p.cnc, g.wordFrom*2+1, g.wordTo*2));
    tokPrepend(p.cnc, g.wordFrom*2+1, "{");
    tokAppend(p.cnc, g.wordTo*2-1, "}");
  }
  print(join(p.cnc));
}