Yes, congratulations, it is the "Huldigungsfahrt" commemorative tour from Hannover to Ladenburg in order to visit Carl Benz. Akakraft was the academic drivers' club in Hannover. They drove the 450 kilometers with an 1895 Benz Comfortable which was accompanied by a Grade and a Benz 8/20 PS.
One more point for you.
The picture below shows Carl Benz with two Akakraft drivers.