norms("").
goals("").

+new_message : user_said(Message) & norms(Norms) & goals(Goals) <-
  -new_message;
  .reply(Message, Norms, Goals).

// +new_message : user_said(Message) & norms(Norms) <-
//   -new_message;
//   .reply_no_goals(Message, Norms).
//
// +new_message : user_said(Message) & goals(Goals) <-
//   -new_message;
//   .reply_no_norms(Message, Goals).
//
// +new_message : user_said(Message) <-
//   -new_message;
//   .reply_no_goals_no_norms(Message).