GOAL
  Tupels [
    all var Tupel
  ]

FROM
tupelliste [var Tupel]

END


CONSTRUCT
  tupelliste[
    tupel [
      subject   [var Subject],
      has       [var Pred],
      object    [var Object],    
    ]
  ]
  
FROM 
  in {
    resource["file:SRobert_ns.rdf","xml"],
    
    RDF {{
      Description {{
        attributes{about{var Subject}},
        /(var Pred ->(title|description|location|contact))/ [var Object],
        date[
          attributes{nodeID{var NodeID}},
        ]
      }},     

    }}
  }

END


CONSTRUCT
  tupelliste[
    tupel [
      subject   [var Subject],
      has       ["date"],
      object    [var NodeID],    
    ]
  ]
  
FROM 
  in {
    resource["file:SRobert_ns.rdf","xml"],
    
    RDF {{
      Description {{
        attributes{about{var Subject}},
        
        date [
          attributes{nodeID{var NodeID}},
        ]
      }},     

    }}
  }

END

CONSTRUCT
  tupelliste[
    tupel [
      subject   [var NodeID],
      has       [var Pred2],
      object    [var Object2],    
    ]
  ]
  
FROM 
  in {
    resource["file:STamara_ns.rdf","xml"],
    
    RDF {{
      Description {{
        attributes{nodeID{var NodeID}},
         /(var Pred2 ->(startDay|startTime|endDay|endTime|timezone|frequency|interval))/ [var Object2],

      }},     

    }}
  }

END