Name the landesliga mitte for fc gundelfingen and vfl frohnlach
CREATE TABLE "three_divisions_from_1963_to_2012" (
  "season" text,
  "bayernliga" text,
  "landesliga_s_d" text,
  "landesliga_mitte" text,
  "landesliga_nord" text
);
SELECT "landesliga_mitte" FROM "three_divisions_from_1963_to_2012" WHERE "landesliga_s_d"='FC Gundelfingen' AND "landesliga_nord"='VfL Frohnlach';