Table: flyers_1988_89_games
Columns: game
date
opponent
score
series

Question: What is the highest game that has april 21 as the date?
SQL: SELECT MAX("game") FROM flyers_1988_89_games WHERE "date" = 'april 21'

Question: What score has a game less than 4, and april 19 as the date?
SQL: SELECT "score" FROM flyers_1988_89_games WHERE "game" < 4 AND "date" = 'april 19'

Question: What opponent has a game less than 6, and april 17 as the date?
SQL: SELECT "opponent" FROM flyers_1988_89_games WHERE "game" < 6 AND "date" = 'april 17'