Educational services, namely academies in the field of gas, oil, chemistry, aviation and aviation fueling; aikido instruction; amusement park services; animal training; arranging and conducting of concerts; arranging and conducting of educational conferences in the field of gas, oil, chemistry, aviation and aviation fueling; arranging and conducting of educational congresses; arranging and conducting of educational symposiums in the field of gas, oil, chemistry, aviation and aviation fueling;...