CREATE TABLE table_name_12 (wins INT, latest_win VARCHAR, rank VARCHAR)

How many total wins with the latest win at the 1999 Italian Grand Prix at a rank of 15?
SELECT SUM(wins) FROM table_name_12 WHERE latest_win = "1999 italian grand prix" AND rank > 15
SELECT SUM("wins") FROM "table_name_12" WHERE "1999 italian grand prix" = "latest_win" AND "rank" > 15