Athletic Bilbao

Madrid had appealed against the red card but a committee dismissed the club's argument that the referee had made an "error".

The incident, which left Porras with a bloodied face, occurred during the first half of a game between Real Betis and Athletic Bilbao.

Goals from Robert Lewandowski and Lamine Yamal were not enough for Barca, who lost 4-2.

Sesma and Muniain broke up in 2021.

Guiu is now the youngest player to score in La Liga on his Barcelona debut in the 21st century.

Bellingham - who joined Madrid from Borussia Dortmund for an initial transfer fee of €103 million in June - played the full 90 minutes on Saturday.

Benzema ended his Real Madrid career by scoring from the penalty spot in a 1-1 draw against Atletico Bilbao at the Bernabeu on Sunday.

Osasuna and Athletic Bilbao will contest the other semi-final.

Benzema scored the 228th goal of his La Liga career on Sunday night as Real Madrid won 2-0 at Athletic Bilbao.

Dembele produced one of the best performances of his career to help Barcelona to a 4-0 win over Athletic Bilbao at the Camp Nou on Sunday.