Listing 1. Template of a semantically annotated sound sensor observation.

obs:Observation_(A)-(B) rdf:type sosa:Observation ;

General:hasId [ General:hasID "(A)-(B)"^^xsd:string ] ;

sosa:observedProperty [ rdf:type SSNiot:Sound ] ;

sosa:madeBySensor [ General:hasId [ General:hasID "(A)"^^xsd:string ] ] ;

sosa:resultTime "(C)"^^xsd:dateTime ;

sosa:hasResult [ rdf:type SSNiot:QuantityObservationValue ;

DUL:hasDataValue "(D)"^^xsd:float ;

SSNiot:hasUnit "(E)"^^xsd:string ] .