CREATE TABLE table_27833186_1 (rider_names VARCHAR, best_conditioned_horse VARCHAR)

What are all the Riders whose best-conditioned horse is Basia?
SELECT rider_names FROM table_27833186_1 WHERE best_conditioned_horse = "Basia"
SELECT "rider_names" FROM "table_27833186_1" WHERE "Basia" = "best_conditioned_horse"