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svoid philosophyBot_processUnclearIfs(PhilosophyBot1 bot) {
  S var = "$" + aGlobalID();
  new Set<S> phrases;
  for (PhilosophyBot1.LogicRule rule : bot.logicRules) {
    S cond = optCast S(bot.leftmostCondition(rule.lhs)), continue if null;
    S phrase = mapGet(bot.zipIt_deBracket("unclear if " + var, cond), var), continue if null;
    if (phrases.add(phrase))
      print("Got unclear if: " + phrase);
  }
  if (empty(phrases)) ret;
  for (PhilosophyBot1.LogicRule rule : allLogicRulesWithoutLHSVars()) {
    S cond = optCast S(leftmostCondition(rule)), continue if null;
    continue unless any(phrases, pat -> bot.zipIt(pat, cond) != null);
    continue if bot.hasFact(cond);
    bot.addFact("unclear if " + optRound(cond));
  }
}