 Complete the following phrase:  The chassis was designed by Nick Chester, Martin Tolliday, Simon Virrill, Matthew Harman and Dirk de Beer with Marcin Budkowski overseeing the design and production of the car as executive technical director and Rémi Taffin leading the powertrain design. The car was planned to make its competitive debut at the 2020 Australian Grand Prix, but this was delayed when the next nine events in were cancelled or postponed in response to the COVID-19 pandemic. The R.S.20 made its debut at the 