# AGReasoningTransitiveProperty.java

`package com.franz.agbase.examples;
import com.franz.agbase.*;
public class AGReasoningTransitiveProperty {
/**
* Demonstrates reasoning involving owl:TransitiveProperty
*
* @param args unused
* @throws AllegroGraphException
*/
public static void main(String[] args) throws AllegroGraphException {
// Connect to server, which must already be running.
AllegroGraphConnection ags = new AllegroGraphConnection();
try {
ags.enable();
} catch (Exception e) {
throw new AllegroGraphException("Server connection problem", e);
}
// Create fresh triple-store for this example.
AllegroGraph ts = ags.renew("transitiveproperty", AGPaths.TRIPLE_STORES);
// Register your namespaces
ts.registerNamespace("ex","http://example.org/");
// Add some triples to the store
ts.addStatement("!ex:a","!ex:p", "!ex:b");
ts.addStatement("!ex:b","!ex:p", "!ex:c");
ts.addStatement("!ex:c","!ex:p", "!ex:d");
ts.addStatement("!ex:p","!rdf:type", "!owl:TransitiveProperty");
// Retrieve some triples without reasoning
TriplesIterator cc = ts.getStatements(false,"!ex:a","!ex:p",null);
System.out.println("Ground triples in the store:");
AGUtils.showTriples(cc);
// Now demonstrate reasoning
cc = ts.getStatements(true,"!ex:a","!ex:p",null);
System.out.println("Infer statements in the transitive closure of ex:a under ex:p");
AGUtils.showTriples(cc);
// Close the triple store and disconnect from the server.
ts.closeTripleStore();
ags.disable();
}
}
`

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