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_2897457_8 (pick__number VARCHAR, position VARCHAR, nhl_team VARCHAR)
### Question:
What pick number was the Boston Bruins selection for defence?
### Answer:
SELECT pick__number FROM table_2897457_8 WHERE position = "Defence" AND nhl_team = "Boston Bruins"