$ clisp <...snip...> [1]> (load "quarto.l") ;; Loading file quarto.l ... ;; Loading file lp.l ... ;; Loaded file lp.l ;; Loaded file quarto.l T [2]> (task19--board-demo) Initial board... d1=NIL d2=NIL d3=NIL d4=NIL c1=NIL c2=NIL c3=NIL c4=NIL b1=NIL b2=NIL b3=NIL b4=NIL a1=NIL a2=NIL a3=NIL a4=NIL Animal playground... d1=PIG d2=NIL d3=RAT d4=NIL c1=NIL c2=EMU c3=FOX c4=OWL b1=BAT b2=APE b3=AUK b4=YAK a1=CAT a2=DOG a3=COW a4=NIL NIL [3]> (bye) Bye.