CREATE TABLE table_6499 ("Outcome" CLOB, "Date" CLOB, "Surface" CLOB, "Partner" CLOB, "Opponent" CLOB, "Score" CLOB)

Name the score for 21 may 2011
SELECT "Score" FROM table_6499 WHERE "Date" = '21 may 2011'
SELECT "Score" FROM "table_6499" WHERE "Date" = '21 may 2011'