SELECT "Giant Slalom" FROM table_39593 WHERE "Overall" > '3' AND "Super G" = '12'
What was her Giant Slalom score when her Overall was greater than 3 and her Super G score was 12?
CREATE TABLE table_39593 (
    "Season" real,
    "Overall" real,
    "Slalom" text,
    "Giant Slalom" real,
    "Super G" real,
    "Downhill" text,
    "Combined" text
)