Complex sentence: At the airport, manager George Knobel noticed that Willem van Hanegem hadn't showed up so he asked Otto to go home as fast as he could to get his football belongings and return to the airport.
Split into simpler sentences: At the airport, manager George Knobel noticed that Willem van Hanegem hadn't showed up. He asked Otto to go home as fast as he could to get his football belongings and return to the airport.