 Complete the following phrase:  He made his competitive debut on 12 August 2014 in the UEFA Super Cup at the Cardiff City Stadium, playing the full 90 minutes in a 20 defeat to Real Madrid. 11 days later, on 23 August 2014, Krychowiak made his La Liga debut for the club in a 11 draw against Valencia. Since making his debut for Sevilla, he quickly established himself in the starting eleven, playing in the midfield position. His performance earned praises from Marca, calling him the clubs best signing this season. On 18 September 2014, Krychowiak scored his first goal for the club in a 20 win against Feyenoord in the UEFA Europa League group stage match. On 27 May 2015, he started for Sevilla in the 