CREATE TABLE table_name_22 (points INTEGER, played VARCHAR(255), goal_difference VARCHAR(255), losses VARCHAR(255), goals_against VARCHAR(255))
What is the fewest points for positions with under 12 losses, goals against under 50, goal difference over 11, and under 30 played?
    
SQL: SELECT MIN(points) FROM table_name_22 WHERE losses < 12 AND goals_against < 50 AND goal_difference > 11 AND played < 30