CREATE TABLE table_25594 ("Stage" FLOAT, "Winner" TEXT, "General classification" TEXT, "Mountains classification" TEXT, "Points classification" TEXT, "Sprints classification" TEXT, "Team classification" TEXT)

What is the name of the winner when the sprints classification is no award?
SELECT "Winner" FROM table_25594 WHERE "Sprints classification" = 'no award'
SELECT "Winner" FROM "table_25594" WHERE "Sprints classification" = 'no award'