Barcelona's goalkeeper Wojciech Szczęsny and Dani Olmo applaud to their supporters at the end of a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Pablo Torre fights for the ball against Valencia's Rafa Mir during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Lamine Yamal celebrates his side's fifth goal during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Raphinha fights for the ball during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Raphinha fights for the ball against Valencia's Cristhian Mosquera during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Ferran Torres celebrates his side's fourth goal during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Fermin Lopez scores his side's third goal during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Valencia's Jesus Vazquez fights for the ball against Barcelona's Lamine Yamal during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Valencia's Thierry Correia fights for the ball against Barcelona's Inigo Martinez and Frenkie de Jong during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.

Barcelona's Ferran Torres celebrates with team mates the opening goal during a Spanish Copa del Rey, or King's Cup, quarter-final soccer match between Valencia and Barcelona at the Mestalla Stadium in Valencia, Spain.