CREATE TABLE table_50326 ("Season" TEXT, "North" TEXT, "South" TEXT, "East" TEXT, "West" TEXT)

What season has esc holzkirchen south, esv buchloe west, and ehc bayreuth north?
SELECT "Season" FROM table_50326 WHERE "South" = 'esc holzkirchen' AND "West" = 'esv buchloe' AND "North" = 'ehc bayreuth'
SELECT "Season" FROM "table_50326" WHERE "North" = 'ehc bayreuth' AND "South" = 'esc holzkirchen' AND "West" = 'esv buchloe'