FC Barcelona reached the semifinals of the Copa del Rey by defeating their visitors Real Sociedad 1-0, in a match held on Wednesday as part of the quarterfinals. The Catalan team owes this victory and advancement to their French winger Ousmane Dembélé, who scored the only goal of the match in the 52nd minute. Real Sociedad played the match with ten players since the 40th minute after their player Brais Méndez was sent off for a violent tackle on Barcelona's captain Sergio Busquets. Barcelona will find out their opponent in the semifinals through a draw that will take place later.