 Complete the following phrase:  In the 201213 season, Gündoğan was one of the central figures of Borussia Dortmund as they reached the final of UEFA Champions League. He was praised for his play in two semi-final games against Real Madrid. On 25 May 2013, he scored the equaliser from the penalty spot in the 69th minute to keep Dortmunds hopes alive against Bayern Munich in the 