CREATE TABLE table_name_41 (tied NUMBER, independent VARCHAR2, years VARCHAR2)

What is the total number of tied games when Old Dominion is the independent and the years is more than 4?
SELECT SUM(tied) FROM table_name_41 WHERE independent = "old dominion" AND years > 4
SELECT SUM("tied") FROM "table_name_41" WHERE "independent" = "old dominion" AND "years" > 4