Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_99 (tier INTEGER, turkish_cup VARCHAR, pos VARCHAR)
### Question:
What is the lowest tier for a position smaller than 7 for a Turkish Cup group stage?
### Answer:
SELECT MIN(tier) FROM table_name_99 WHERE turkish_cup = "group stage" AND pos < 7