What tournament has yvonne vermaak as the opponent?
CREATE TABLE table_name_5 (tournament VARCHAR, opponent VARCHAR)
SELECT tournament FROM table_name_5 WHERE opponent = "yvonne vermaak"
### Context: CREATE TABLE table_name_5 (tournament VARCHAR, opponent VARCHAR) ### Question: What tournament has yvonne vermaak as the opponent? ### Answer: SELECT tournament FROM table_name_5 WHERE opponent = "yvonne vermaak"