document
  prefix pav <http://purl.org/pav/>
  prefix gml <http://www.opengis.net/gml>
  prefix freq <http://purl.org/cld/freq/>
  prefix def <https://old.datahub.io/dataset/southamericadrainage>
  prefix pre_0 <https://old.datahub.io/dataset/>
  prefix pre_1 <mailto:>
  prefix dctypes <http://purl.org/dc/dcmitype/>
  prefix bnode <http://openprovenance.org/provtoolbox/bnode/>
  prefix rdf <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
  prefix rdfs <http://www.w3.org/2000/01/rdf-schema#>
  prefix foaf <http://xmlns.com/foaf/0.1/>
  prefix pre_2 <http://www.opengis.net/>
  prefix void <http://rdfs.org/ns/void#>
  prefix dcterms <http://purl.org/dc/terms/>
  prefix dcat <http://www.w3.org/ns/dcat#>
  
  entity(def:RasterDN1, [dcterms:title="Drainage network grid (raster) ", dcterms:description="Drainage network grid (raster) computed by applying D8 algorithm, with a threshold of 10M ", prov:value="http://www.dpi.inpe.br/TerraHidro_Data/SouthAmerica_drainage_network_raster.tif"])
  entity(def:dnwfex1, [prov:type='prov:Bundle', prov:value="Execution of a Draiange Network workflow for the South America"@en])
  entity(def:contrArea1, [dcterms:title="Contribution areas grid", dcterms:description="contains for each cell a value corresponding to the amount of the area of all cells that participate in a path arriving in this cell"])
  entity(def:DEM1, [gml:spatialresolution="30 m", dcterms:title="Digital Elevation Model of South America", dcterms:description="Digital Elevation Model  generated from the MTRS data in horizontal resolution of 30 meters. ", dcterms:spatial="http://www.geonames.org/6255150/south-america.html"])
  entity(def:threshold1, [prov:value="10000000"])
  entity(def:consistentDEM1, [gml:spatialresolution="30 m", dcterms:title="Hydrologically consistent Digital Elevation Model of South America", dcterms:spatial="http://www.geonames.org/6255150/south-america.html", prov:value="https://old.datahub.io/dataset/hydrologicallyconsistentdem/resource/9a567b6b-999e-42bc-8bf4-39c752323384"])
  entity(def:VectorDN1, [dcterms:title="Vector Drainage network", dcterms:description="Drainage network in vector format, as an ESRI shapefile", prov:value="http://www.dpi.inpe.br/TerraHidro_Data/SouthAmerica_drainage_network_shape.zip"])
  entity(def:LDD1, [dcterms:title="Raster grid Local Drain Directions", dcterms:description="Each cell of LDD1 contains a code that indicates the water flow from this cell and its eight neighbour"])
  wasAttributedTo(def:dnwfex1, def:DNTool1)
  used(def:ContributionAreasCalculation1, def:LDD1, -)
  used(def:DEMcorrection1, def:DEM1, -)
  used(def:DrainageNetworkCalculation1, def:threshold1, -)
  used(def:DrainageNetworkCalculation1, def:contrArea1, -)
  used(def:DNTransformation1, def:RasterDN1, -)
  used(def:LocalFlowCalculation1, def:consistentDEM1, -)
  wasAssociatedWith(def:ContributionAreasCalculation1, def:DNscientist1, -)
  wasAssociatedWith(def:DEMcorrection1, def:DNscientist1, -)
  wasAssociatedWith(def:dnwfex1, def:DNproducer1, -)
  wasAssociatedWith(def:DrainageNetworkCalculation1, def:DNscientist1, -)
  wasAssociatedWith(def:DNTransformation1, def:DNscientist2, -)
  wasAssociatedWith(def:LocalFlowCalculation1, def:DNscientist1, -)
  wasDerivedFrom(def:consistentDEM1, def:DEM1, -, -, -)
  actedOnBehalfOf(def:DNscientist1, def:DNproducer1, -)
  activity(def:DNTransformation1, -, -, [dcterms:description="Converts the drainage network from raster to vector format"])
  activity(def:DEMcorrection1, -, -, [dcterms:description="Executes a correction of the input DEM. It produces a hydrological consistent grid DEM"])
  activity(def:LocalFlowCalculation1, -, -, [dcterms:description="Computes the local flow generating the raster grid Local Drain Directions (:LDD1), based on the hydrological consistent DEM"])
  activity(def:DrainageNetworkCalculation1, -, -, [dcterms:description="Computes a drainage network with density as function of the supplied threshold"])
  activity(def:ContributionAreasCalculation1, -, -, [dcterms:description="Computes the contribution areas grid"])
  wasGeneratedBy(def:consistentDEM1, def:DEMcorrection1, -)
  wasGeneratedBy(def:contrArea1, def:ContributionAreasCalculation1, -)
  wasGeneratedBy(def:LDD1, def:LocalFlowCalculation1, -)
  wasGeneratedBy(def:VectorDN1, def:DNTransformation1, -)
  wasGeneratedBy(def:RasterDN1, def:DrainageNetworkCalculation1, -)
  agent(def:DNTool1, [prov:type='prov:SoftwareAgent', foaf:name="TerraHydro"])
  agent(def:DNproducer1, [prov:type='prov:Organization', foaf:name="INPE"])
  agent(def:DNscientist1, [foaf:mbox='pre_1:sergio@dpi.inpe.br', foaf:givenName="Sergio", prov:type='prov:Person'])
endDocument