CREATE TABLE table_44335 ("Edition" TEXT, "Round" TEXT, "Date" TEXT, "Partnering" TEXT, "Against" TEXT, "Surface" TEXT, "Opponents" TEXT, "Result" TEXT)

What was the round when nueza silva played against greece?
SELECT "Round" FROM table_44335 WHERE "Against" = 'greece'
SELECT "Round" FROM "table_44335" WHERE "Against" = 'greece'