CREATE TABLE table_name_93 (year INT, winning_team VARCHAR, usa_captain VARCHAR)

What is the highest year that Europe won, when the USA's Captain was Kathy Whitworth?
SELECT MAX(year) FROM table_name_93 WHERE winning_team = "europe" AND usa_captain = "kathy whitworth"
SELECT MAX("year") FROM "table_name_93" WHERE "europe" = "winning_team" AND "kathy whitworth" = "usa_captain"