http://wifo5-40.informatik.uni-mannheim.de:8890/sparql?query=DESCRIBE%20%3Chttp%3A%2F%2Fwebisa.webdatacommons.org%2Fconcept%2Fblank_expression_%3E&format=application%2Fatom%2Bxml2024-03-29T13:37:06.671756ZOData Service and Descriptor Documenthttp://webisa.webdatacommons.org/concept/blank_expression_2024-03-29T13:37:06.671756Zexpressionblank expressionblank