-; Generated by globals/widgets
-(defprim :grass ())
-(defprim :initial-number-sheep ())
-(defprim :initial-number-wolves ())
-(defprim :sheep-gain-from-food ())
-(defprim :wolf-gain-from-food ())
-(defprim :sheep-reproduce ())
-(defprim :wolf-reproduce ())
-(defprim :grass? ())
-(defprim :grass-regrowth-time ())
-(defprim :show-energy? ())
-