Complex sentence: Mendez was discovered by Arsenal playing for German non-league side SC Feucht, but did not establish himself in the first-team and had loan spells with AEK Athens, Unterhaching and Ferrol before returning to Germany permanently in 2002.
Split into simpler sentences: Mendez was discovered by Arsenal playing for German non-league side SC Feucht, Arsenal but did not establish himself in the first-team. He had loan spells with AEK Athens, Unterhaching and Ferrol before returning to Germany permanently in 2002.