Table: german_grand_prix_1968
Columns: driver
constructor
laps
time_retired
grid

Question: Who was the constructor when the grid was 11?
SQL: SELECT "constructor" FROM german_grand_prix_1968 WHERE "grid" = 11

Question: How many laps were completed by Piers Courage when BRM was the constructor and the grid is larger than 8?
SQL: SELECT COUNT("laps") FROM german_grand_prix_1968 WHERE "constructor" = 'brm' AND "driver" = 'piers courage' AND "grid" > 8