question: what is the goals when the goal difference is more than -3, the club is real avilés cf and the goals against is more than 60?
answer: SELECT SUM(goals_for) FROM table_name_19 WHERE goal_difference > -3 AND club = "real avilés cf" AND goals_against > 60
context: CREATE TABLE table_name_19 (goals_for INTEGER, goals_against VARCHAR, goal_difference VARCHAR, club VARCHAR)