CREATE TABLE table_38577 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent" CLOB, "Score" CLOB)

When has a Tournament of palermo , italy?
SELECT "Date" FROM table_38577 WHERE "Tournament" = 'palermo , italy'
SELECT "Date" FROM "table_38577" WHERE "Tournament" = 'palermo , italy'