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_84 (play_off VARCHAR, events VARCHAR, season VARCHAR)
### Question:
Which Play-Off has Events of –, and a Season of a-6?
### Answer:
SELECT play_off FROM table_name_84 WHERE events = "–" AND season = "a-6"