user: Question: Which Season ha SpVgg Bayreuth and Eintracht Trier?
Columns: ['Season', 'Oberliga Bayern', 'Oberliga Hessen', 'Oberliga Baden-Württemberg', 'Oberliga Südwest']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1981-82', 'FC Augsburg', 'FSV Frankfurt', 'SSV Ulm 1846', 'FC Homburg']
SQL:

assistant: SELECT "Season" FROM "Table" WHERE "Oberliga Bayern" = 'SpVgg Bayreuth' AND "Oberliga Südwest" = 'Eintracht Trier';