CREATE TABLE table_33878 ("Player" TEXT, "Ranking" TEXT, "Event" TEXT, "Surface" TEXT, "Round" TEXT, "Score" TEXT)

Which Round has a Player of anna chakvetadze?
SELECT "Round" FROM table_33878 WHERE "Player" = 'anna chakvetadze'
SELECT "Round" FROM "table_33878" WHERE "Player" = 'anna chakvetadze'