document
  prefix userdata <http://software.dlr.de/qs/user/data/>
  prefix user <http://software.dlr.de/qs/user/>
  prefix service <http://software.dlr.de/qs/service/>
  prefix qs <http://software.dlr.de/qs/>
  prefix software <http://software.dlr.de/qs/software/>
  
  entity(userdata:steps, [prov:label="Steps", prov:type="timeseries"])
  entity(userdata:activities/steps, [prov:label="steps", prov:type="activities/steps"])
  used(qs:request, userdata:activities/steps, -, [prov:role="syncing"])
  wasAttributedTo(userdata:steps, user:Alice)
  wasAttributedTo(userdata:activities/steps, service:Fitbit)
  wasAttributedTo(userdata:activities/steps, user:Alice)
  wasDerivedFrom(userdata:steps, userdata:activities/steps, -, -, -, [prov:type="qs:request"])
  wasAssociatedWith(qs:request, qs:software/stepscompanion, -)
  activity(qs:request, 2019-02-08T12:23:13+00:00, 2019-02-08T12:23:13+00:00)
  wasGeneratedBy(userdata:steps, qs:request, 2019-02-08T12:23:13+00:00)
  agent(service:Fitbit, [prov:label="Fitbit", prov:type='prov:Organization'])
  agent(qs:software/stepscompanion, [qs:device="smartphone", prov:label="StepsCompanion", prov:type='prov:SoftwareAgent'])
endDocument