CREATE TABLE table_name_70 (event VARCHAR2, record VARCHAR2, round VARCHAR2, res VARCHAR2)

Which event was in round 1, resulted in a win, and a record of 15-4?
SELECT event FROM table_name_70 WHERE round = 1 AND res = "win" AND record = "15-4"
SELECT "event" FROM "table_name_70" WHERE "15-4" = "record" AND "res" = "win" AND "round" = 1