At what event did he fight takaharu murahama?
CREATE TABLE table_name_5 (event VARCHAR, opponent VARCHAR)
SELECT event FROM table_name_5 WHERE opponent = "takaharu murahama"
### Context: CREATE TABLE table_name_5 (event VARCHAR, opponent VARCHAR) ### Question: At what event did he fight takaharu murahama? ### Answer: SELECT event FROM table_name_5 WHERE opponent = "takaharu murahama"