What was the nationality of the winner for the 20th Edition?
CREATE TABLE table_name_84 (country VARCHAR, edition VARCHAR)
SELECT country FROM table_name_84 WHERE edition = "20th"
### Context: CREATE TABLE table_name_84 (country VARCHAR, edition VARCHAR) ### Question: What was the nationality of the winner for the 20th Edition? ### Answer: SELECT country FROM table_name_84 WHERE edition = "20th"