SELECT "Home" FROM table_75825 WHERE "Competition" = 'european cup' AND "Round" = 'qf'
Which Home has a Competition of european cup, and a Round of qf?
CREATE TABLE table_75825 (
    "Season" text,
    "Competition" text,
    "Round" text,
    "Opponent" text,
    "Home" text,
    "Away" text,
    "Series" text
)