CREATE TABLE table_48520 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Opponent" TEXT, "Score" TEXT)

What type of surface did the tournament canada f9, markham have?
SELECT "Surface" FROM table_48520 WHERE "Tournament" = 'canada f9, markham'
SELECT "Surface" FROM "table_48520" WHERE "Tournament" = 'canada f9, markham'