Physico-Chemical Methods and Properties	go-plus	Source
http://purl.obolibrary.org/obo/PATO_0000141	http://purl.obolibrary.org/obo/FIX_0000482	LOOM
http://purl.obolibrary.org/obo/PATO_0000052	http://purl.obolibrary.org/obo/FIX_0000498	LOOM
http://purl.obolibrary.org/obo/OBA_0000117	http://purl.obolibrary.org/obo/FIX_0000494	LOOM