CREATE TABLE table_name_48 (goals_against VARCHAR(255), position VARCHAR(255), wins VARCHAR(255), club VARCHAR(255))
How many Goals against have Wins larger than 12, and a Club of ud las palmas, and a Position larger than 5?
    
SQL: SELECT COUNT(goals_against) FROM table_name_48 WHERE wins > 12 AND club = "ud las palmas" AND position > 5