Table: spanish_grand_prix_1973
Columns: driver
constructor
laps
time_retired
grid

Question: What is the high grid with 27 laps?
SQL: SELECT MAX("grid") FROM spanish_grand_prix_1973 WHERE "laps" = 27

Question: What is the high grid that has a Time/Retired of +6 laps, and under 69 laps?
SQL: SELECT MAX("grid") FROM spanish_grand_prix_1973 WHERE "time_retired" = '+6 laps' AND "laps" < 69