CREATE TABLE table_18278508_6 (position VARCHAR, main_contestant VARCHAR, date_performed VARCHAR)

What was Kashmira Shah's position on August 14?
SELECT position FROM table_18278508_6 WHERE main_contestant = "Kashmira Shah" AND date_performed = "August 14"
SELECT "position" FROM "table_18278508_6" WHERE "August 14" = "date_performed" AND "Kashmira Shah" = "main_contestant"