CREATE TABLE table_name_99 (tier INT, turkish_cup VARCHAR, pos VARCHAR)

What is the lowest tier for a position smaller than 7 for a Turkish Cup group stage?
SELECT MIN(tier) FROM table_name_99 WHERE turkish_cup = "group stage" AND pos < 7
SELECT MIN("tier") FROM "table_name_99" WHERE "group stage" = "turkish_cup" AND "pos" < 7