CREATE TABLE table_66227 ("!Event" FLOAT, "Round" CLOB, "Surface" CLOB, "Winner" CLOB, "Opponent" CLOB, "Result" CLOB)

Which Surface has a Result of fernando verdasco?
SELECT "Surface" FROM table_66227 WHERE "Result" = 'fernando verdasco'
SELECT "Surface" FROM "table_66227" WHERE "Result" = 'fernando verdasco'