document
  prefix var <http://openprovenance.org/var#>
  prefix swirrl <http://swirrl.knmi.nl/ns#>
  prefix vargen <http://openprovenance.org/vargen#>
  prefix tmpl <http://openprovenance.org/tmpl#>
  prefix vcard <http://www.w3.org/2006/vcard/ns#>
  
  entity(var:Workvolume, [swirrl:volumeId='var:workVolumeId', prov:type='swirrl:Storage'])
  used(vargen:snapshot, var:Volume, -)
  used(vargen:snapshot, var:Workvolume, -)
  used(vargen:snapshot, var:Jupyter, -)
  wasAssociatedWith(vargen:snapshot, var:snapAgent, -)
  activity(vargen:snapshot, -, -, [tmpl:startTime='var:startTime', swirrl:poolId='var:poolId', prov:type='swirrl:CreateSnapshot', tmpl:endTime='var:endTime', swirrl:message='var:message', swirrl:sessionId='var:sessionId', prov:location='var:method_path', swirrl:serviceId='var:serviceId'])
  actedOnBehalfOf(var:snapAgent, var:user, -)
  agent(var:user, [vcard:uid='var:name', swirrl:authMode='var:authmode', swirrl:group='var:group', prov:type='prov:Person'])
  agent(var:snapAgent, [swirrl:version='var:version_api', prov:name='var:name_api', prov:type='prov:SoftwareAgent'])
endDocument