CREATE TABLE table_10940 ("Date" TEXT, "Track" TEXT, "Race" TEXT, "Distance" TEXT, "Purse  (  US$  ) " TEXT, "Surface track" TEXT, "Winning horse" TEXT, "Winning jockey" TEXT)

What Winning Jockey ran in the Tampa Bay Downs Track on Winning Horse Barkley Sound?
SELECT "Winning jockey" FROM table_10940 WHERE "Track" = 'tampa bay downs' AND "Winning horse" = 'barkley sound'
SELECT "Winning jockey" FROM "table_10940" WHERE "Track" = 'tampa bay downs' AND "Winning horse" = 'barkley sound'