Curl\Curl::get PHP Method

    public function get($url, $data = array())
    {
        if (is_array($url)) {
            $data = $url;
            $url = $this->baseUrl;
        }
        $this->setUrl($url, $data);
        $this->setOpt(CURLOPT_CUSTOMREQUEST, 'GET');
        $this->setOpt(CURLOPT_HTTPGET, true);
        return $this->exec();
    }

 /**
  *
  * @param string $query
  * @return
  * @throw
  */
 public function sendSparqlUpdateQuery($query)
 {
     // TODO extend Accept headers to further formats
     $this->client->setHeader("Accept", "application/sparql-results+json");
     $this->client->setHeader("Content-Type", "application/sparql-update");
     return $this->client->get($this->url, array("query" => $query));
 }