static O conceptCall(S conceptID, O... args) {
  S funcName = first(followForwardRelation_raw("ghwqkbpspivlalrb", conceptID));
  if (funcName == null) fail("Don't know how to call " + conceptID);
  ret makeAndCall_cached(funcName, args);
}

static O conceptCall(S conceptID, L args) {
  ret conceptCall(conceptID, asObjectArray(args));
}