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_23214833_1 (team_captain VARCHAR, club VARCHAR)
### Question:
How many different team captains does the club Sliven 2000 have?
### Answer:
SELECT COUNT(team_captain) FROM table_23214833_1 WHERE club = "Sliven 2000"