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