Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_14341 ( "Season" text, "Tier" real, "League" text, "Pos." real, "Turkish Cup" text )

### Question ###
What is the lowest tier for a position smaller than 7 for a Turkish Cup group stage?

### Accurate SQL ###

SELECT MIN("Tier") FROM table_14341 WHERE "Turkish Cup" = 'group stage' AND "Pos." < '7'