CREATE TABLE table_20217456_7 (season VARCHAR, rl_süd__1st_ VARCHAR)
SELECT season FROM table_20217456_7 WHERE rl_süd__1st_ = "SV Darmstadt 98"
SV Darmstadt 98 จบลงที่ RL Süd (ที่ 1) ในฤดูกาลใด?
What season did SV Darmstadt 98 end up at RL Süd (1st)?