 Complete the following phrase:  The race circuit was founded as Österreichring translation: Austrian Circuit and hosted the Austrian Grand Prix for 18 consecutive years, from to . It was later shortened, rebuilt and renamed the A1-Ring A Eins-Ring, and it hosted the Austrian Grand Prix again from to . When Formula One outgrew the circuit, a plan was drawn up to extend the layout. Parts of the circuit, including the pits and main grandstand, were demolished, but construction work was stopped and the circuit remained unusable for several years before it was purchased by Red Bulls Dietrich Mateschitz and rebuilt. Renamed the Red Bull Ring the track was reopened on 15 May 2011 and subsequently hosted a round of the 2011 DTM season and a round of the 2011 F2 championship. Formula One returned to the circuit in the 2014 season, and MotoGP returned to the circuit in the 2016 season. The Red Bull Ring also hosted a second F1 event named the Styrian Grand Prix in 2020 and 2021; and a second MotoGP event named the Styrian motorcycle Grand Prix in 2020 and 