Template:Workflow

Available identifiers

Problem statement

Object of research and objective

Involved disciplines

Model

Variables

Sorry, the SPARQL server sent an error. (see details with parameter log=2)
Error #sparql :Error query  : PREFIX mdb: <https://mardi4nfdi.de/mathmoddb#>
SELECT ?Name ?Unit ?Symbol ?Task (?Type AS ?Dependency_Type) WHERE {
   
   wd: wdt:P557 ?centralItem .
   ?centralItem wdt:P31 wd:Q68663;
                wdt:P188 ?url;
                rdfs:label ?Label.

   
   SERVICE <https://sparql.mtsr2024.m1.mardi.ovh/mathalgodb/query> {
        ?url mdb:appliedByTask ?task .
        ?task rdfs:label ?Task .
        
        
        {
            ?task mdb:containsInput ?item .
            ?item rdfs:label ?Name .
            BIND("independent" AS ?Type)
        }
        UNION
        {
            ?task mdb:containsOutput ?item .
            ?item rdfs:label ?Name .
            BIND("dependent" AS ?Type)
        }
        
        
        OPTIONAL {
            ?task mdb:containsFormulation ?formulation .
            ?formulation mdb:inDefiningFormulation ?definingStatement .

            
            BIND(STR(?definingStatement) AS ?plainStatement)

            
            BIND(REPLACE(?plainStatement, "\\s*,\\s*", ",") AS ?cleanedStatement)

            
            BIND(STRBEFORE(?cleanedStatement, ",") AS ?Symbolraw)
            BIND(STRAFTER(?cleanedStatement, ",") AS ?quantityLabel)
            
            BIND(REPLACE(?Symbolraw, "\\$", "") AS ?cleanSymbol)
            BIND(CONCAT(' $, ? c l e a n S y m b o l,^{'}$ ') AS ?Symbol)
           
        }
        BIND(STR(?Name) AS ?plainItemLabel)
        FILTER(?quantityLabel = ?plainItemLabel)       
        
    }
    
    BIND("" AS ?Unit)
}
ORDER BY ?taskLabel ?itemLabel
Error endpoint: https://query.portal.mardi4nfdi.de/proxy/wdqs/bigdata/namespace/wdq/sparql
Error http_response_code: 404
Error message: <html>
<head><title>404 Not Found</title></head>
<body>
404 Not Found
nginx/1.27.0
</body>
</html>

Error number: 0
Error message: 

Error data: Array
(
    [query] => PREFIX mdb: <https://mardi4nfdi.de/mathmoddb#>
SELECT ?Name ?Unit ?Symbol ?Task (?Type AS ?Dependency_Type) WHERE {
   
   wd: wdt:P557 ?centralItem .
   ?centralItem wdt:P31 wd:Q68663;
                wdt:P188 ?url;
                rdfs:label ?Label.

   
   SERVICE <https://sparql.mtsr2024.m1.mardi.ovh/mathalgodb/query> {
        ?url mdb:appliedByTask ?task .
        ?task rdfs:label ?Task .
        
        
        {
            ?task mdb:containsInput ?item .
            ?item rdfs:label ?Name .
            BIND("independent" AS ?Type)
        }
        UNION
        {
            ?task mdb:containsOutput ?item .
            ?item rdfs:label ?Name .
            BIND("dependent" AS ?Type)
        }
        
        
        OPTIONAL {
            ?task mdb:containsFormulation ?formulation .
            ?formulation mdb:inDefiningFormulation ?definingStatement .

            
            BIND(STR(?definingStatement) AS ?plainStatement)

            
            BIND(REPLACE(?plainStatement, "\\s*,\\s*", ",") AS ?cleanedStatement)

            
            BIND(STRBEFORE(?cleanedStatement, ",") AS ?Symbolraw)
            BIND(STRAFTER(?cleanedStatement, ",") AS ?quantityLabel)
            
            BIND(REPLACE(?Symbolraw, "\\$", "") AS ?cleanSymbol)
            BIND(CONCAT(' $, ? c l e a n S y m b o l,^{'}$ ') AS ?Symbol)
           
        }
        BIND(STR(?Name) AS ?plainItemLabel)
        FILTER(?quantityLabel = ?plainItemLabel)       
        
    }
    
    BIND("" AS ?Unit)
}
ORDER BY ?taskLabel ?itemLabel
    [output] => xml
    [Accept] => application/sparql-results+xml
)
Parameters

Process information

Process steps

Applied methods

Software used

Hardware

Input data

Output data
