CREATE TABLE table_name_98 (no_2 VARCHAR(255), no_4 VARCHAR(255), no_7 VARCHAR(255))
What is the No. 2 of the person with a No. 5 of Ethan and NO. 7 of Jackson?
    
SQL: SELECT no_2 FROM table_name_98 WHERE no_4 = "ethan" AND no_7 = "jackson"