phytoplankton eat predator
crab_eating_fox is mammal. fish_eating is animal_eating. fish_eating is not animal_eating. carnivore is not predator. phytophthora_infestans is not fungus. carnivore is predator. crab_eating_fox is not mammal. phytophthora_infestans is fungus. phytoplankton is not plant. phytoplankton is plant.