Table: belgian_grand_prix_1999
Columns: driver
constructor
laps
time_retired
grid

Question: Who constructed the car with a grid over 19 that retired due to suspension?
SQL: SELECT "constructor" FROM belgian_grand_prix_1999 WHERE "grid" > 19 AND "time_retired" = 'suspension'

Question: What driver has a 9 grid total?
SQL: SELECT "driver" FROM belgian_grand_prix_1999 WHERE "grid" = 9