CREATE TABLE table_203_584 (id NUMBER, "date" CLOB, "race name" CLOB, "d ( f ) " NUMBER, "course" CLOB, "prize  ( \\u00a3 ) " NUMBER, "odds" CLOB, "runners" NUMBER, "place" NUMBER, "margin" NUMBER, "winner/runner-up" CLOB, "time" CLOB, "jockey" CLOB)

what are the number of times a race took place at the epsom downs racecourse ?
SELECT COUNT(*) FROM table_203_584 WHERE "course" = 'epsom downs'
SELECT COUNT(*) FROM "table_203_584" WHERE "course" = 'epsom downs'