CREATE TABLE table_18278508_4 (status VARCHAR2, main_contestant VARCHAR2, date_performed VARCHAR2)

Name the status for karanvir bohra and date performed being july 30
SELECT status FROM table_18278508_4 WHERE main_contestant = "Karanvir Bohra" AND date_performed = "July 30"
SELECT "status" FROM "table_18278508_4" WHERE "July 30" = "date_performed" AND "Karanvir Bohra" = "main_contestant"