CREATE TABLE table_name_10 (set_4 VARCHAR2, set_5 VARCHAR2, set_3 VARCHAR2)

What is Set 4, when Set 5 is NA, and when Set 3 is 19-25?
SELECT set_4 FROM table_name_10 WHERE set_5 = "na" AND set_3 = "19-25"
SELECT "set_4" FROM "table_name_10" WHERE "19-25" = "set_3" AND "na" = "set_5"