Table: brazil_football_1989
Columns: position
team
points
played
drawn
lost
against
difference

Question: How many draws were there when there were points less than 23, 6 losses, and more than 21 against?
SQL: SELECT COUNT("drawn") FROM brazil_football_1989 WHERE "points" < 23 AND "lost" = 6 AND "against" > 21

Question: What is the smallest amount of draws when the position is less than 7 and the against is 19?
SQL: SELECT MIN("drawn") FROM brazil_football_1989 WHERE "position" < 7 AND "against" = 19

Question: What is the highest amount of plays for fluminense?
SQL: SELECT MAX("played") FROM brazil_football_1989 WHERE "team" = 'fluminense'

Question: What is the least amount of points when there were less than 4 losses and less than 16 against?
SQL: SELECT MIN("points") FROM brazil_football_1989 WHERE "lost" < 4 AND "against" < 16