In this tutorial we create a SPARQL to SPIN converter using the Topraid SPIN API. Furthermore we use Apache Jena and Maven to setup a simple FileChooser UI to convert a selected SPARQL Query. SPIN is a de-facto industry standard to represent SPARQL, rules and constraints on Semantic Web models. Among others, SPIN is used to: Calculate the value of a property based on other properties: Caluclate the area of a geometric figure as a product of its height and width Caluclate the age of a person as a difference…
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