Empirical Modelling and the Foundations of
Artificial Intelligence, by Meurig
Beynon (repository paper 050)
The Best of Creative Computing vol.1, 1976: "Hunt
the Wumpus" by Gregory Yob (The Genesis of Wumpus)
http://www.atariarchives.org/bcc1/showpage.php?page=247
50 paper/50 model