PDS4 Information Model Classes	PDS Instrument Types	Source
http://ontology.pds.nasa.gov/pds/0001_nasa_pds_1/pds/tagged_nondigital_child/pds/observing_system_component	http://voparis-ns.obspm.fr/rdf/ipda/instrumentObserving_System_Component	LOOM
http://ontology.pds.nasa.gov/pds/0001_nasa_pds_1/pds/tndo_context/pds/instrument_host	http://voparis-ns.obspm.fr/rdf/ipda/instrumentInstrument_Host	LOOM
http://ontology.pds.nasa.gov/pds/0001_nasa_pds_1/pds/tndo_context/pds/telescope	http://voparis-ns.obspm.fr/rdf/ipda/instrumentTelescope	LOOM
http://ontology.pds.nasa.gov/pds/0001_nasa_pds_1/pds/tndo_context/pds/instrument	http://voparis-ns.obspm.fr/rdf/ipda/instrumentInstrument	LOOM
http://ontology.pds.nasa.gov/pds/0001_nasa_pds_1/pds/tndo_context/pds/investigation	http://voparis-ns.obspm.fr/rdf/ipda/instrumentInvestigation	LOOM