CREATE TABLE "results" (
  "driver" text,
  "team" text,
  "laps" real,
  "time_retired" text,
  "grid" real,
  "points" real
);

Question: What is the grid for the Minardi Team USA with laps smaller than 90?
SQL: SELECT "grid" FROM "results" WHERE "laps"<90 AND "team"='minardi team usa';