Complex sentence: Verstappen is the youngest World Championship Grand Prix driver in the history of the sport, having made his début, aged, at the 2015 Australian Grand Prix, and is the son of former F1 driver Jos Verstappen.
Split into simpler sentences: Verstappen is the youngest World Championship Grand Prix driver in the history of the sport, having made his début, aged, at the 2015 Australian Grand Prix. He is the son of former F1 driver Jos Verstappen.