sS ai_gazelle_predictor1_onData(RuleEngine2_MatchedRule r, ai_gazelle_analyzeStatementsForRule_Data data, O... _) {
  bool debug = boolPar debug(_);
  S prediction = containsAny(keys(r.map), data.varsUsedInBadOnly) ? "bad" : "good";
  if (debug) print("predictor1: " + keys(r.map) + " => " + prediction);
  ret prediction;
}