static L<WebNode> ai_index_search_dollarX(S a, S b, S c) {
  ret ai_index_search_dollarX_new(a, b, c);
  
  // OLD
  // S query = isDollarVar(a) ? c : a;
  // ret webs_search_dollarX(webFromTriples(a, b, c), indexedWebs(query));
}

static L<WebNode> ai_index_search_dollarX(T3<S> t) {
  ret ai_index_search_dollarX(t.a, t.b, t.c);
}