Brinell Test Ontology-EMMO	Sequence Types and Features Ontology	Source
http://emmo.info/emmo/domain/chameo/chameo#Operator	http://purl.obolibrary.org/obo/SO_0000057	LOOM
https://w3id.org/emmo#EMMO_d9589ed2_5304_48b3_9795_11bf44e64e9b	http://purl.obolibrary.org/obo/SO_0000905	LOOM
https://w3id.org/emmo#EMMO_53ed8611_2cd7_4286_9ef0_36572117b963	http://purl.obolibrary.org/obo/SO_0000806	LOOM