CREATE TABLE table_203_828 (id DECIMAL, "date" TEXT, "opponent#" TEXT, "rank#" TEXT, "site" TEXT, "result" TEXT, "attendance" DECIMAL)

what opponent was the only game that resulted in a tie ?
SELECT "opponent#" FROM table_203_828 WHERE "result" = "result"
SELECT "opponent#" FROM "table_203_828" WHERE "result" = "result"