Who did the fastest lap when pole position was damon hill and the location was magny-cours?
CREATE TABLE "grands_prix" (
  "round" real,
  "grand_prix" text,
  "date" text,
  "location" text,
  "pole_position" text,
  "fastest_lap" text,
  "winning_driver" text,
  "winning_constructor" text,
  "report" text
);
SELECT "fastest_lap" FROM "grands_prix" WHERE "pole_position"='damon hill' AND "location"='magny-cours';