sentences: classifying changes metals sloth / area by their compost
docs: general_proper_name_predicate is string_indexing_slot. piece_of_metal_furniture is furniture. keyword_stuffing is spamdexing. compost is decayed_organic_matter. metal_plating is applying_stuff_to_surface. dumping_ground is generic_artifact. pottiales is moss. ground_sloth is megatherian. ground_sloth is mammal. metal_filing is filing.