Here is how to access those services through a REST-based API. The service is absolutely free and there is no daily limit or whatever other constraint. The URL of the server is
Converts a given SPARQL string to SPIN RDF triples.
|text||The SPARQL expression string. Must be a valid ASK, CONSTRUCT, DESCRIBE or SELECT query. The server uses Jena ARQ to parse the query, and most of the ARQ extensions will be understood, including LET, COUNT and property paths.|
|format||"xml" or "turtle" - the desired output format|
Result: An RDF file that contains the query in SPIN RDF format.
Converts a given SPARQL RDF file to a SPARQL string.
|rdf||The source code of the RDF file that contains a SPARQL query encoded as SPIN RDF triples.|
|format||"xml" or "turtle" - the format of the RDF input|
Result: The SPARQL query as a string.
Powered by SPARQLMotion Web Services on a SPIN API server. Copyright © 2011 TopQuadrant. Contact: Holger Knublauch.