Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_55 (event VARCHAR, opponent VARCHAR)
### Question:
Which event had Edson Claas Vieira as an opponent?
### Answer:
SELECT event FROM table_name_55 WHERE opponent = "edson claas vieira"