CREATE TABLE table_name_65 (goals INTEGER, total_gs VARCHAR(255), name VARCHAR(255), competition VARCHAR(255), team VARCHAR(255))
What is the average number of goals of park sung-ho at the k-league competition, which has the pohang steelers team and less than 46 total Gs?
    
SQL: SELECT AVG(goals) FROM table_name_65 WHERE competition = "k-league" AND team = "pohang steelers" AND name = "park sung-ho" AND total_gs < 46