| ex:CO2_1 rdf:type smart:CO2 ; |
| saref:makesMeasurement ex:CO2_1_m1 ; |
| smart:isLocatedIn ex:R1 . |
| ex:CO2_1_m1 rdf:type saref:Measurement; |
| saref:hasValue ‘‘2186’’^^xsd:float ; |
| saref:isMeasuredIn om:partsPerMillion ; |
| saref:hasTimestamp ‘‘2020-12-02T14:30:00’’^^xsd:dateTime . |
| ex:PRESENCE_1 rdf:type smart:SmartPresence ; |
| saref:hasState ex:OnState ; |
| smart:isLocatedIn ex:R1 . |
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