The Amphioxus Development and Anatomy Ontology	General Formal Ontology for Biology	Source
http://purl.obolibrary.org/obo/AMPHX_1000004	http://onto.eva.mpg.de/ontologies/gfo-bio.owl#Tissue	LOOM
http://purl.obolibrary.org/obo/CL_0000000	http://onto.eva.mpg.de/ontologies/gfo-bio.owl#Cell	LOOM