code: public function deleteElement($element, $id, $version, $changeset, $latitude = null, $longitude = null)
  	{
  		if ($element != 'node' && $element != 'way' && $element != 'relation')
  		{
  			throw new \DomainException('Element should be a node, a way or a relation');
  		}
  
  		$token = $this->oauth->getToken();
  
  		// Set parameters.
  		$parameters = array(
  			'oauth_token' => $token['key'],
  		);
  
  		// Set the API base
  		$base = $element . '/' . $id;
  
  		// Build the request path.
  		$path = $this->getOption('api.url') . $base;
  
  		// Create xml
  		$xml = '<?xml version="1.0" encoding="UTF-8"?>
  				<osm version="0.6" generator="JOpenstreetmap">
  				<' . $element . ' id="' . $id . '" version="' . $version . '" changeset="' . $changeset . '"';
  
  		if (!empty($latitude) && !empty($longitude))
  		{
  			$xml .= ' lat="' . $latitude . '" lon="' . $longitude . '"';
  		}
  
  		$xml .= '/></osm>';
  
  		$header['Content-Type'] = 'text/xml';
  
  		// Send the request.
  		$response = $this->oauth->oauthRequest($path, 'DELETE', $parameters, $xml, $header);
  
  		return $response->body;
  	}
docs: Method to delete an element [node|way|relation]
  
  @param   string   $element    [node|way|relation]
  @param   integer  $id         Element identifier
  @param   integer  $version    Element version
  @param   integer  $changeset  Changeset identifier
  @param   float    $latitude   Latitude of the element
  @param   float    $longitude  Longitude of the element
  
  @return  array   The XML response
  
  @since   1.0
  @throws  \DomainException