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"http://www.w3.org/ns/sosa/" .
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"2017-04-17"^^ .
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_:b2555271 .
_:b2555271 "W3C/OGC Spatial Data on the Web Working Group"@en .
"This ontology is based on the SSN Ontology by the W3C Semantic Sensor Networks Incubator Group (SSN-XG), together with considerations from the W3C/OGC Spatial Data on the Web Working Group."@en .
_:b2555271 .
_:b2555271 .
"sosa" .
_:b2555271 .
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.
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"Sensor, Observation, Sample, and Actuator (SOSA) Ontology"@en .
"Copyright 2017 W3C/OGC." .