(define ((type keywords)
	 (verbs ((combine 1)
                 (save 2)
		 (display 3)))
	 (types ((cube 11)
		 (tube 12)
		 (sphere 13)
		 (extrusion 14)
		 (complex 15)

		 (union 21)
		 (intersection 22)
		 (difference 23)))
	 (attributes ((size 41)
		      (move 42)
		      (rotate 43)
		      (objects 44)
		      (copy 45)
		      (vertices 46)
	              (height 50)
		      (divisions 51)
		      (solid 52)
		      (persistent 53)
	              (scale 54)
	  ))
	 (generics ((true 1)
		    (false 0)))
         )
)