diff -r f8200c5482ec -r c731ab9b934d server/src/app/Providers/RdfHelperServiceProvider.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/server/src/app/Providers/RdfHelperServiceProvider.php	Mon Oct 31 14:24:23 2016 +0100
@@ -0,0 +1,24 @@
+<?php
+
+namespace CorpusParole\Providers;
+
+use Illuminate\Support\ServiceProvider;
+use CorpusParole\Helpers\RdfHelper;
+
+/**
+ * guzzle Service Provider, inspired by https://github.com/urakozz/laravel-guzzle
+ */
+class RdfHelperServiceProvider extends ServiceProvider
+{
+    /**
+     * Register the RdfHelper provider
+     *
+     * @return CorpusParole\Helpers\RdfHelper
+     */
+    public function register()
+    {
+        $this->app->singleton('RdfHelper', function() {
+            return new RdfHelper();
+        });
+    }
+}