CREATE TABLE table_77881 ("Race" CLOB, "Circuit" CLOB, "Date" CLOB, "Pole position" CLOB, "Fastest lap" CLOB, "Winning driver" CLOB, "Constructor" CLOB, "Tyre" CLOB, "Report" CLOB)

When did the Argentine Grand Prix race?
SELECT "Date" FROM table_77881 WHERE "Race" = 'argentine grand prix'
SELECT "Date" FROM "table_77881" WHERE "Race" = 'argentine grand prix'