CREATE TABLE table_33515 ("Date" CLOB, "Result" CLOB, "Score" CLOB, "Stadium" CLOB, "City" CLOB, "Crowd" FLOAT)

For the match ending in a score of 66-20, what was the stadium?
SELECT "Stadium" FROM table_33515 WHERE "Score" = '66-20'
SELECT "Stadium" FROM "table_33515" WHERE "Score" = '66-20'