Produce a long descriptive sentence that uses all these words: AEK Athens F.C., season, 201415 Football League (Greece); AEK Athens F.C., league, Superleague Greece; AEK Athens F.C., ground, Athens; AEK Athens F.C., numberOfMembers, 69618
Part of the Superleague of Greece, AEK Athens FC played the 2014-2015 season, in the Football League, in Greece. AEK Athens F.C. has 69618 members, and their ground is in Athens.