CREATE TABLE table_4146 ("Outcome" TEXT, "Year" FLOAT, "Championship" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents" TEXT, "Score" TEXT)

What is the name of the partner that has a winner outcome and a hard surface?
SELECT "Partner" FROM table_4146 WHERE "Outcome" = 'Winner' AND "Surface" = 'Hard'
SELECT "Partner" FROM "table_4146" WHERE "Outcome" = 'Winner' AND "Surface" = 'Hard'