:- set(h,100)? %%%%%%%%%%%%%%%%%%%%%%%%%%%% % class/2 learns the class (mammal/fish/reptile/bird) of various animals. %%%%%%%%%%%%%%%%%%%%%%%%%%%% % Mode declarations :- modeh(1,class(+animal,#class))? :- modeb(1,has_milk(+animal))? :- modeb(1,has_gills(+animal))? :- modeb(1,has_covering(+animal,#covering))? :- modeb(1,has_legs(+animal,#nat))? :- modeb(1,homeothermic(+animal))? :- modeb(1,has_eggs(+animal))? :- modeb(1,not has_milk(+animal))? :- modeb(1,not has_gills(+animal))? :- modeb(*,habitat(+animal,#habitat))? :- modeh(1,false)? :- modeb(1,class(+animal,#class))? %%%%%%%%%%%%%%%%%%%%%%%%%%%% % Types animal(dog). animal(dolphin). animal(platypus). animal(bat). animal(trout). animal(herring). animal(shark). animal(eel). animal(lizard). animal(crocodile). animal(t_rex). animal(turtle). animal(snake). animal(eagle). animal(ostrich). animal(penguin). class(mammal). class(fish). class(reptile). class(bird). covering(hair). covering(none). covering(scales). covering(feathers). habitat(land). habitat(water). habitat(air). habitat(caves). %%%%%%%%%%%%%%%%%%%%%%%%%%%% % Positive examples class(dog,mammal). class(dolphin,mammal). class(platypus,mammal). class(bat,mammal). class(trout,fish). class(herring,fish). class(shark,fish). class(eel,fish). class(lizard,reptile). class(crocodile,reptile). class(t_rex,reptile). class(snake,reptile). class(turtle,reptile). class(eagle,bird). class(ostrich,bird). class(penguin,bird). %%%%%%%%%%%%%%%%%%%%%%%%%%%% % Negative examples % :- class(X,mammal), class(X,fish). % :- class(X,mammal), class(X,reptile). % :- class(X,mammal), class(X,bird). % :- class(X,fish), class(X,reptile). % :- class(X,fish), class(X,bird). % :- class(X,reptile), class(X,bird). % :- class(eagle,reptile). :- class(trout,mammal). :- class(herring,mammal). :- class(shark,mammal). :- class(lizard,mammal). :- class(crocodile,mammal). :- class(t_rex,mammal). :- class(turtle,mammal). :- class(eagle,mammal). :- class(ostrich,mammal). :- class(penguin,mammal). :- class(dog,fish). :- class(dolphin,fish). :- class(platypus,fish). :- class(bat,fish). :- class(lizard,fish). :- class(crocodile,fish). :- class(t_rex,fish). :- class(turtle,fish). :- class(eagle,fish). :- class(ostrich,fish). :- class(penguin,fish). :- class(dog,reptile). :- class(dolphin,reptile). :- class(platypus,reptile). :- class(bat,reptile). :- class(trout,reptile). :- class(herring,reptile). :- class(shark,reptile). :- class(eagle,reptile). :- class(ostrich,reptile). :- class(penguin,reptile). :- class(dog,bird). :- class(dolphin,bird). :- class(platypus,bird). :- class(bat,bird). :- class(trout,bird). :- class(herring,bird). :- class(shark,bird). :- class(lizard,bird). :- class(crocodile,bird). :- class(t_rex,bird). :- class(turtle,bird). %%%%%%%%%%%%%%%%%%%%%%%%%%%% % Background knowledge has_covering(dog,hair). has_covering(dolphin,none). has_covering(platypus,hair). has_covering(bat,hair). has_covering(trout,scales). has_covering(herring,scales). has_covering(shark,none). has_covering(eel,none). has_covering(lizard,scales). has_covering(crocodile,scales). has_covering(t_rex,scales). has_covering(snake,scales). has_covering(turtle,scales). has_covering(eagle,feathers). has_covering(ostrich,feathers). has_covering(penguin,feathers). has_legs(dog,4). has_legs(dolphin,0). has_legs(platypus,2). has_legs(bat,2). has_legs(trout,0). has_legs(herring,0). has_legs(shark,0). has_legs(eel,0). has_legs(lizard,4). has_legs(crocodile,4). has_legs(t_rex,4). has_legs(snake,0). has_legs(turtle,4). has_legs(eagle,2). has_legs(ostrich,2). has_legs(penguin,2). has_milk(dog). has_milk(dolphin). has_milk(bat). has_milk(platypus). homeothermic(dog). homeothermic(dolphin). homeothermic(platypus). homeothermic(bat). homeothermic(eagle). homeothermic(ostrich). homeothermic(penguin). habitat(dog,land). habitat(dolphin,water). habitat(platypus,water). habitat(bat,air). habitat(bat,caves). habitat(trout,water). habitat(herring,water). habitat(shark,water). habitat(eel,water). habitat(lizard,land). habitat(crocodile,water). habitat(crocodile,land). habitat(t_rex,land). habitat(snake,land). habitat(turtle,water). habitat(eagle,air). habitat(eagle,land). habitat(ostrich,land). habitat(penguin,water). has_eggs(platypus). has_eggs(trout). has_eggs(herring). has_eggs(shark). has_eggs(eel). has_eggs(lizard). has_eggs(crocodile). has_eggs(t_rex). has_eggs(snake). has_eggs(turtle). has_eggs(eagle). has_eggs(ostrich). has_eggs(penguin). has_gills(trout). has_gills(herring). has_gills(shark). has_gills(eel). animal(cat). animal(dragon). animal(girl). animal(boy). has_milk(cat). homeothermic(cat).
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