in the poison water going an plant has the magnitude of catch which split other source for poison
poisonous_plant is plant. venom is poison. poison_ash is not poisonous_plant. poison_ash is poisonous_plant. fly_poison is not liliaceous_plant. mustard_gas_poison is poisoning. mustard_gas_poison is not poisoning. mustard_lewisite_poison is not poisoning. alcohol_poison is poisoning.