Question: What are the average play-offs that have an FA Cup greater than 3?
SQL: SELECT AVG("Play-offs") FROM "2-15658986-4" WHERE "FA Cup" > 3.0;

Question: How many totals have a play-off less than 0?
SQL: SELECT COUNT("Total") FROM "2-15658986-4" WHERE "Play-offs" < 0.0;

Question: Which league has an FA cup greater than 0, with a total greater than 21?
SQL: SELECT "League" FROM "2-15658986-4" WHERE "FA Cup" > 0.0 AND "Total" > 21.0;

Question: What is the highest play-offs that have stevenage borough as the club, and a total greater than 21?
SQL: SELECT MAX("Play-offs") FROM "2-15658986-4" WHERE "Club" = 'stevenage borough' AND "Total" > 21.0;