CREATE TABLE table_name_44 (mark VARCHAR(255), name VARCHAR(255), lane VARCHAR(255), heat VARCHAR(255))
What is the mark number when the lane for Rabangaki Nawai when it is greater than 2 and the heat is larger than 4?
    
SQL: SELECT mark FROM table_name_44 WHERE lane > 2 AND heat > 4 AND name = "rabangaki nawai"