Medical Subject Headings	Landform classifiers	Source
http://purl.bioontology.org/ontology/MESH/D014919	http://anzsoil.org/def/au/asls/landform/geomorphological-agent-WI	LOOM
http://purl.bioontology.org/ontology/MESH/D013628	http://anzsoil.org/def/au/asls/landform/landform-element-TAL	LOOM