CREATE TABLE table_73491 ("Outcome" CLOB, "Year" FLOAT, "Championship" CLOB, "Surface" CLOB, "Opponent in the final" CLOB, "Score in the final" CLOB)

Name the championship for clay and corrado barazzutti
SELECT "Championship" FROM table_73491 WHERE "Surface" = 'Clay' AND "Opponent in the final" = 'Corrado Barazzutti'
SELECT "Championship" FROM "table_73491" WHERE "Opponent in the final" = 'Corrado Barazzutti' AND "Surface" = 'Clay'