Natural Products Ontology	Allotrope Merged Ontology Suite	Source
http://purl.allotrope.org/ontologies/result#AFR_0001985	http://www.owl-ontologies.com/NPOntology.owl#id_000861	LOOM
http://purl.allotrope.org/ontologies/common#AFC_0000090	http://purl.org/biotop/biotop.owl#condition	LOOM
http://purl.allotrope.org/ontologies/role#AFRL_0000157	http://purl.org/biotop/biotop.owl#Measure	LOOM
http://purl.allotrope.org/ontologies/material#AFM_0000341	http://purl.org/biotop/biotop.owl#Cell	LOOM
http://purl.obolibrary.org/obo/BFO_0000023	http://purl.org/biotop/biotop.owl#Role	LOOM