if an somewhere rock poison for itself then that stratus does not want to eat other build
poisoned_pawn is not pawn. fruit_of_poisonous_tree is not rule_of_evidence. poisonous_plant is not plant. eating is not poisonous_can_cause_death. fish is not caught_then_sometimes_eaten. not_all_seeds is not pleasent_to_eat. poisonous_gas is not toxic_substance. eating is poisonous_can_cause_death. crab_eating_mongoose is not mammal. hemlock is not poisonous_plant.