Matias Delgado scored twice in five minutes late in the first half .
Valentin Stocker added a third goal in second - half stoppage in Basel 's 3 - 0 win over Valencia that was played in an empty stadium at St. Jakob Park .
Matias Delgado scored twice in five minutes late in the first half and Valentin Stocker added a third goal in second - half stoppage in Basel 's 3 - 0 win over Valencia that was played in an empty stadium at St. Jakob Park .