document
  prefix bob <http://example.org/bob/>
  prefix alice <http://example.org/alice/>
  prefix ex <http://www.example.com/>
  prefix ex_1 <http://example.org/example/>
  
  entity(bob:bundle1, [prov:type='prov:Bundle'])
  entity(alice:bundle2, [prov:type='prov:Bundle'])
  wasAttributedTo(bob:bundle1, ex:Bob)
  wasAttributedTo(alice:bundle2, ex:Alice)
  wasGeneratedBy(alice:bundle2, -, 2012-05-25T11:15:00+01:00)
  wasGeneratedBy(bob:bundle1, -, 2012-05-24T10:30:00+01:00)
  agent(ex:Alice)
  agent(ex:Bob)
  entity(ex_1:report2, [ex_1:version=2, prov:type="report"])
  entity(ex_1:report1)
  wasGeneratedBy(ex_1:report2, -, 2012-05-25T11:00:01)
  wasDerivedFrom(ex_1:report2, ex_1:report1, -, -, -)
  entity(ex_1:report1, [ex_1:version=1, prov:type="report"])
  wasGeneratedBy(ex_1:report1, -, 2012-05-24T10:00:01)
endDocument