sentences: fast / neglect in poison is used to put forest / matter by people / inanimate nothing
docs: stationary_artificial_pollution_source is tangible_thing. toxin is poison. poison_ash is poisonous_plant. dumping_ground is unnatural_thing. poisonous_gas is toxic_substance. national_capital is unnatural_thing. body_waste is natural_inanimate_thing. poison is substance. non_natural_inanimate_thing is unnatural_thing.