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Share, discover and reuse the Linked Data has never been easier with a LinkedWiki Platform.

Example

Reuse these data in your code

Query, endpoint and code for reusing the same data
https://zbw.eu/beta/sparql/pm20/query
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta
Howto write a query SPARQL? (in French)
{{#sparql:PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta
| endpoint = https://zbw.eu/beta/sparql/pm20/query
| chart=bordercloud.visualization.DataTable
| options=
| log=2
}}
Howto install LinkedWiki in my wiki? Howto insert this graph in my wiki?
Test this script in a new tab.
<html>
    <head>
        <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"  async></script>
    </head>
    <body onload="testQuery();">
        <script>
function testQuery(){
    var endpoint = "https://zbw.eu/beta/sparql/pm20/query";
    var query = `PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in (\'A11\',\'B103\',\'C58\',\'C65\',\'C87\',\'C110\',\'D10\',\'D60\' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in (\'A1\',\'A4\',\'A9\', \'A10\') && (
          # Kolonialpolitik
           strstarts(?subjectNta, \'g5\')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, \'n1 SM 002\')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, \'k1 SM 012\')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, \'k2 SM 005\')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, \'n 15 SM 011\')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, \'n 24 SM 012\')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in (\'A9\') && strstarts(?subjectNta, \'k SM 0501\'))
  )
}
order by ?geoNta ?subjectNta`;

   // $('#bodyContentResearch').append(queryDataset);
    $.ajax({
                url: endpoint,
                dataType: 'json',
                data: {
                    queryLn: 'SPARQL',
                    query: query ,
                    limit: 'none',
                    infer: 'true',
                    Accept: 'application/sparql-results+json'
                },
                success: displayResult,
                error: displayError
        });
}

function displayError(xhr, textStatus, errorThrown) {
    console.log(textStatus);
    console.log(errorThrown);
}

function displayResult(data) {
    $.each(data.results.bindings, function(index, bs) {
        console.log(bs);
        $("body").append(JSON.stringify(bs) + "<hr/>");
    });
}

        </script>
    </body>
</html>
Test this script in a new tab.
<html>
    <head>
        <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"  async></script>
    </head>
    <body onload="testQuery();">
        <script>
function testQuery(){
    var url = new URL("https://zbw.eu/beta/sparql/pm20/query");
    var params = {query:`PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in (\'A11\',\'B103\',\'C58\',\'C65\',\'C87\',\'C110\',\'D10\',\'D60\' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in (\'A1\',\'A4\',\'A9\', \'A10\') && (
          # Kolonialpolitik
           strstarts(?subjectNta, \'g5\')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, \'n1 SM 002\')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, \'k1 SM 012\')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, \'k2 SM 005\')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, \'n 15 SM 011\')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, \'n 24 SM 012\')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in (\'A9\') && strstarts(?subjectNta, \'k SM 0501\'))
  )
}
order by ?geoNta ?subjectNta`};

    url.search = new URLSearchParams(params).toString();

    var myHeaders = new Headers();
    myHeaders.append("Accept", "application/sparql-results+json");

    var requestOptions = {
      method: 'GET',
      headers: myHeaders,
      redirect: 'follow'
    };

    fetch(url, requestOptions)
        .then(response => response.json())
        .then(result => displayResult(result))
        .catch(error => displayError(error));
}

function displayError(error) {
    console.log(error);
}

function displayResult(data) {
    data.results.bindings.forEach(bs => {
            console.log(bs);
            $("body").append(JSON.stringify(bs) + "<hr/>");
    });
}
        </script>
    </body>
</html>
Test this script in a new tab (Careful, several charts need a API key).
Howto insert this graph in my html page?
<html>
    <head>
     <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">

     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.9.0/css/all.min.css">

     <script
            src="https://code.jquery.com/jquery-3.4.1.min.js"
            integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo="
            crossorigin="anonymous"> </script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"> </script>
     <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"> </script>

     <script type="text/javascript" src="https://bordercloud.github.io/sgvizler2/sgvizler2/sgvizler2.js" defer> </script>
     <script type="text/javascript" src="https://linkedwiki.com/js/initExampleHTML.js"  defer > </script>
    </head>
<body style="margin:0;">
<div id="sgvzl_example_query"
   data-sgvizler-endpoint="https://zbw.eu/beta/sparql/pm20/query"
   data-sgvizler-query="PREFIX rdf: &lt;http://www.w3.org/1999/02/22-rdf-syntax-ns#&gt;
PREFIX rdfs: &lt;http://www.w3.org/2000/01/rdf-schema#&gt;
PREFIX zbwext: &lt;http://zbw.eu/namespaces/zbw-extensions/&gt;
PREFIX skos: &lt;http://www.w3.org/2004/02/skos/core#&gt;
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph &lt;http://zbw.eu/beta/je/ng&gt; {
    ?subject skos:notation ?subjectNta .
  }
  graph &lt;http://zbw.eu/beta/ag/ng&gt; {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in (&#039;A11&#039;,&#039;B103&#039;,&#039;C58&#039;,&#039;C65&#039;,&#039;C87&#039;,&#039;C110&#039;,&#039;D10&#039;,&#039;D60&#039; )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in (&#039;A1&#039;,&#039;A4&#039;,&#039;A9&#039;, &#039;A10&#039;) &amp;&amp; (
          # Kolonialpolitik
           strstarts(?subjectNta, &#039;g5&#039;)
          # F&Atilde;&para;rderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, &#039;n1 SM 002&#039;)
          # Forschung und Lehre &Atilde;&frac14;ber Kolonien und Ausland
        || strstarts(?subjectNta, &#039;k1 SM 012&#039;)
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, &#039;k2 SM 005&#039;)
          # Ausl&Atilde;&curren;ndische und koloniale Arbeiter
        || strstarts(?subjectNta, &#039;n 15 SM 011&#039;)
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, &#039;n 24 SM 012&#039;)
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in (&#039;A9&#039;) &amp;&amp; strstarts(?subjectNta, &#039;k SM 0501&#039;))
  )
}
order by ?geoNta ?subjectNta"
    data-sgvizler-chart='bordercloud.visualization.DataTable'
    data-sgvizler-chart-options=''
    data-sgvizler-endpoint_output_format='json'
    data-sgvizler-log='2'
    style='width:100%; height:auto;'
    lang='en'
   />

<script>
/*$(function() {
   sgvizler2.containerDrawAll({
       // Google Api key
       googleApiKey : "GOOGLE_MAP_API_KEY",
       // OpenStreetMap Access Token
       //  https://www.mapbox.com/api-documentation/#access-tokens
       osmAccessToken : "OSM_MAP_API_KEY"
     });
});*/
</script>

</body>
</html>
from SPARQLWrapper import SPARQLWrapper, JSON

sparql = SPARQLWrapper("https://zbw.eu/beta/sparql/pm20/query")
sparql.setQuery("""
    PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta""")
sparql.setReturnFormat(JSON)
results = sparql.query().convert()

for result in results["results"]["bindings"]:
    print(result)
    #print(result["label"]["value"])
Howto use SPARQL with Python ?
library(SPARQL) # SPARQL querying package
library(ggplot2)

# Step 1 - Set up preliminaries and define query
# Define the data.gov endpoint
    endpoint <- "https://zbw.eu/beta/sparql/pm20/query"
# create query statement
    query <- "PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta"
# Step 2 - Use SPARQL package to submit query and save results to a data frame
qd <- SPARQL(endpoint,query,curl_args=list(useragent=R.version.string))
df <- qd$results
SPARQL with R in less than 5 minutes
#!/usr/bin/env ruby
#
# Install sparql for Ruby
#   gem update --system
#   gem install sparql
#
require 'sparql/client'

endpoint = "https://zbw.eu/beta/sparql/pm20/query"
sparql = <<-EOT
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta
EOT

#For Wikidata, the method get is required
#For other SPARQL endpoints, the method post is prefered
client = SPARQL::Client.new(endpoint, :method => :get)
rows = client.query(sparql)

puts "Number of rows: #{rows.size}"
for row in rows
  for key,val in row do
    # print "#{key.to_s.ljust(10)}: #{val}\t"
    print "#{key}: #{val}\t"
  end
  print "\n"
end
Doc Ruby for SPARQL 1.1
endpoint = 'https://zbw.eu/beta/sparql/pm20/query';

query = ['PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> '...
'PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> '...
'PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/> '...
'PREFIX skos: <http://www.w3.org/2004/02/skos/core#> '...
'# '...
'select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs) '...
'where { '...
'  ?pm20 a zbwext:SubjectFolder ; '...
'        skos:prefLabel ?pm20Label ; '...
'        zbwext:country ?country ; '...
'        zbwext:subject ?subject ; '...
'        zbwext:freeDocCount ?docCount . '...
'  graph <http://zbw.eu/beta/je/ng> { '...
'    ?subject skos:notation ?subjectNta . '...
'  } '...
'  graph <http://zbw.eu/beta/ag/ng> { '...
'    ?country skos:notation ?geoNta . '...
'  } '...
'  # all German colonies + Deutsche Kolonien (in general) '...
'  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' ) '...
'    # diverse notations in (western) Europe, Germany and Hamburg '...
'    || ( ?geoNta in ('A1','A4','A9', 'A10') && ( '...
'          # Kolonialpolitik '...
'           strstarts(?subjectNta, 'g5') '...
'          # Förderung des Rohstoffbezuges aus den Kolonien '...
'        || strstarts(?subjectNta, 'n1 SM 002') '...
'          # Forschung und Lehre über Kolonien und Ausland '...
'        || strstarts(?subjectNta, 'k1 SM 012') '...
'          # Kolonialschulwesen (im Mutterland) '...
'        || strstarts(?subjectNta, 'k2 SM 005') '...
'          # Ausländische und koloniale Arbeiter '...
'        || strstarts(?subjectNta, 'n 15 SM 011') '...
'          # Auslandbanken und Kolonialbanken '...
'        || strstarts(?subjectNta, 'n 24 SM 012') '...
'       ) ) '...
'      # Zentralstelle Kolonialinstitut '...
'    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501')) '...
'  ) '...
'} '...
'order by ?geoNta ?subjectNta '];

url_head = strcat(endpoint,'?query=');
url_query = urlencode(query);
format = 'text/tab-separated-values';
url_tail = strcat('&format=', format);

url = strcat(url_head, url_query, url_tail);

% get the data from the endpoint
query_results = urlread(url);

% write the data to a file so that tdfread can parse it
fid = fopen('query_results.txt','w');
if fid>=0
    fprintf(fid, '%s\n', query_results)
    fclose(fid)
end

% this reads the tsv file into a struct
sparql_data = tdfread('query_results.txt')
Project Github MatlabSPARQL
<?php
require __DIR__ . '/../vendor/autoload.php';
use BorderCloud\SPARQL\SparqlClient;

$endpoint ="https://zbw.eu/beta/sparql/pm20/query";
$sp_readonly = new SparqlClient();
$sp_readonly->setEndpointRead($endpoint);
$q = <<<EOD
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
#
select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs)
where {
  ?pm20 a zbwext:SubjectFolder ;
        skos:prefLabel ?pm20Label ;
        zbwext:country ?country ;
        zbwext:subject ?subject ;
        zbwext:freeDocCount ?docCount .
  graph <http://zbw.eu/beta/je/ng> {
    ?subject skos:notation ?subjectNta .
  }
  graph <http://zbw.eu/beta/ag/ng> {
    ?country skos:notation ?geoNta .
  }
  # all German colonies + Deutsche Kolonien (in general)
  filter( ?geoNta in ('A11','B103','C58','C65','C87','C110','D10','D60' )
    # diverse notations in (western) Europe, Germany and Hamburg
    || ( ?geoNta in ('A1','A4','A9', 'A10') && (
          # Kolonialpolitik
           strstarts(?subjectNta, 'g5')
          # Förderung des Rohstoffbezuges aus den Kolonien
        || strstarts(?subjectNta, 'n1 SM 002')
          # Forschung und Lehre über Kolonien und Ausland
        || strstarts(?subjectNta, 'k1 SM 012')
          # Kolonialschulwesen (im Mutterland)
        || strstarts(?subjectNta, 'k2 SM 005')
          # Ausländische und koloniale Arbeiter
        || strstarts(?subjectNta, 'n 15 SM 011')
          # Auslandbanken und Kolonialbanken
        || strstarts(?subjectNta, 'n 24 SM 012')
       ) )
      # Zentralstelle Kolonialinstitut
    || ( ?geoNta in ('A9') && strstarts(?subjectNta, 'k SM 0501'))
  )
}
order by ?geoNta ?subjectNta
EOD;
$rows = $sp_readonly->query($q, 'rows');
$err = $sp_readonly->getErrors();
if ($err) {
      print_r($err);
      throw new Exception(print_r($err, true));
}

foreach ($rows["result"]["variables"] as $variable) {
        printf("%-20.20s",$variable);
        echo '|';
 }
 echo "\n";

foreach ($rows["result"]["rows"] as $row) {
        foreach ($rows["result"]["variables"] as $variable) {
            printf("%-20.20s", $row[$variable]);
            echo '|';
        }
        echo "\n";
 }
 ?>
Project Github BorderCloud/SPARQL
import com.bordercloud.sparql.*;

import java.net.URI;
import java.net.URISyntaxException;
import java.util.HashMap;

public class Main {

    public static void main(String[] args) {
        try {
            URI endpoint = new URI("https://zbw.eu/beta/sparql/pm20/query");
            String querySelect  = "PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> \n"
                    + "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> \n"
                    + "PREFIX zbwext: <http://zbw.eu/namespaces/zbw-extensions/> \n"
                    + "PREFIX skos: <http://www.w3.org/2004/02/skos/core#> \n"
                    + "# \n"
                    + "select ?geoNta ?subjectNta ?pm20 ?pm20Label (str(?docCount) as ?docs) \n"
                    + "where { \n"
                    + "  ?pm20 a zbwext:SubjectFolder ; \n"
                    + "        skos:prefLabel ?pm20Label ; \n"
                    + "        zbwext:country ?country ; \n"
                    + "        zbwext:subject ?subject ; \n"
                    + "        zbwext:freeDocCount ?docCount . \n"
                    + "  graph <http://zbw.eu/beta/je/ng> { \n"
                    + "    ?subject skos:notation ?subjectNta . \n"
                    + "  } \n"
                    + "  graph <http://zbw.eu/beta/ag/ng> { \n"
                    + "    ?country skos:notation ?geoNta . \n"
                    + "  } \n"
                    + "  # all German colonies + Deutsche Kolonien (in general) \n"
                    + "  filter( ?geoNta in (\'A11\',\'B103\',\'C58\',\'C65\',\'C87\',\'C110\',\'D10\',\'D60\' ) \n"
                    + "    # diverse notations in (western) Europe, Germany and Hamburg \n"
                    + "    || ( ?geoNta in (\'A1\',\'A4\',\'A9\', \'A10\') && ( \n"
                    + "          # Kolonialpolitik \n"
                    + "           strstarts(?subjectNta, \'g5\') \n"
                    + "          # Förderung des Rohstoffbezuges aus den Kolonien \n"
                    + "        || strstarts(?subjectNta, \'n1 SM 002\') \n"
                    + "          # Forschung und Lehre über Kolonien und Ausland \n"
                    + "        || strstarts(?subjectNta, \'k1 SM 012\') \n"
                    + "          # Kolonialschulwesen (im Mutterland) \n"
                    + "        || strstarts(?subjectNta, \'k2 SM 005\') \n"
                    + "          # Ausländische und koloniale Arbeiter \n"
                    + "        || strstarts(?subjectNta, \'n 15 SM 011\') \n"
                    + "          # Auslandbanken und Kolonialbanken \n"
                    + "        || strstarts(?subjectNta, \'n 24 SM 012\') \n"
                    + "       ) ) \n"
                    + "      # Zentralstelle Kolonialinstitut \n"
                    + "    || ( ?geoNta in (\'A9\') && strstarts(?subjectNta, \'k SM 0501\')) \n"
                    + "  ) \n"
                    + "} \n"
                    + "order by ?geoNta ?subjectNta \n";
            SparqlClient sc = new SparqlClient(false);
            sc.setEndpointRead(endpoint);
            SparqlResult sr = sc.query(querySelect);
            //sc.printLastQueryAndResult();

            printResult(sr.getModel(),30);
        } catch (URISyntaxException | SparqlClientException e) {
            System.out.println(e);
            e.printStackTrace();
        }
    }

    public static void printResult(SparqlResultModel rs , int size) {
        for (String variable : rs.getVariables()) {
            System.out.print(String.format("%-"+size+"."+size+"s", variable ) + " | ");
        }
        System.out.print("\n");
        for (HashMap row : rs.getRows()) {
            for (String variable : rs.getVariables()) {
                System.out.print(String.format("%-"+size+"."+size+"s", row.get(variable)) + " | ");
            }
            System.out.print("\n");
        }
    }
}
For example, with Gradle :
apply plugin: 'java'
apply plugin: 'application'

// This comes out to package + '.' + mainClassName
mainClassName = 'Main'

group 'org.example'
version '1.0-SNAPSHOT'

repositories {
    mavenCentral()
}
dependencies {
    compile "com.bordercloud:SPARQL-JAVA:[1.0,)"
}
Project Github BorderCloud/SPARQL-JAVA
Other SPARQL client : RDF4J
You can use the SPARQL clients in Java : BorderCloud/SPARQL-JAVA or RDF4J