CREATE TABLE table_28925058_1 (date VARCHAR, grand_prix VARCHAR, race_winner VARCHAR)

How many dates did Daniel Ruiz win the Spanish Grand Prix?
SELECT COUNT(date) FROM table_28925058_1 WHERE grand_prix = "Spanish grand_prix" AND race_winner = "Daniel Ruiz"
SELECT COUNT("date") FROM "table_28925058_1" WHERE "Daniel Ruiz" = "race_winner" AND "Spanish grand_prix" = "grand_prix"