sentences: properties eye in space through branch open to the bottom of the sky
docs: kmf_3_owl_property is sksi_only_predicate. space_surface is open_gis_geometry. sksi_supported_owl_property is sksi_only_predicate. owl_ontology_property is owl_property. sksi_supported_owl_property is owl_property. sky is open_space. db_pedia_owl_property is sksi_supported_owl_property. soil_horizon is horizon. space_surface is connected_region. light is visual_property.