document
  prefix vargen <http://openprovenance.org/vargen#>
  prefix c3s <http://linktovoc.org>
  prefix provone <http://http://purl.dataone.org/provone/2015/01/15/ontology#>
  prefix vcard <http://www.w3.org/2006/vcard/ns#>
  prefix var <http://openprovenance.org/var#>
  prefix tmpl <http://openprovenance.org/tmpl#>
  prefix dcterms <http://purl.org/dc/terms/>
  
  entity(var:tool, [prov:atLocation='var:accessurl', prov:type='provone:Program'])
  entity(vargen:output, [prov:generatedAt='var:generatedAt', prov:atLocation='var:accessUrlOut', prov:type='provone:Data', prov:type='c3s:Data'])
  entity(var:lib, [c3s:version='var:libversion', prov:type='var:libProvType', c3s:libname='var:libname'])
  entity(var:ToolParameters, [var:par_n='var:val_n', prov:type='c3s:ToolParameter'])
  entity(vargen:libs, [prov:type='c3s:LibCollection'])
  entity(var:input, [prov:atLocation='var:accessUrlInp', prov:type='provone:Data', prov:type='c3s:Data'])
  used(vargen:toolexec, var:input, -)
  wasDerivedFrom(vargen:output, var:input, -, -, -)
  wasAssociatedWith(vargen:toolexec, var:toolbox, var:tool)
  wasStartedBy(vargen:start; vargen:toolexec, var:user, -, -, [var:param='var:val', tmpl:time='var:startedAt'])
  activity(vargen:toolexec, -, -, [tmpl:startTime='var:executonStartTime', prov:type='provone:Execution', tmpl:endTime='var:executionEndTime'])
  wasGeneratedBy(vargen:output, vargen:toolexec, -)
  agent(var:user, [vcard:uid='var:name', prov:type='prov:Person'])
  agent(var:toolbox, [vcard:uid='var:name_api', c3s:version='var:version', prov:type='prov:SoftwareAgent'])
  hadMember(var:tool, vargen:libs)
  hadMember(var:libs, var:lib)
endDocument