CREATE TABLE "250cc_classification" (
  "rider" text,
  "manufacturer" text,
  "laps" real,
  "time_retired" text,
  "grid" real
);

Question: What is Time/Retired with a Grid of 12?
SQL: SELECT "time_retired" FROM "250cc_classification" WHERE "grid"=12;

Question: How many grids have a Manufacturer of honda, a Rider of yuki takahashi, and more than 22 laps?
SQL: SELECT COUNT("grid") FROM "250cc_classification" WHERE "manufacturer"='honda' AND "rider"='yuki takahashi' AND "laps">22;

Question: How many laps have a Time/Retired of +1:35.553?
SQL: SELECT COUNT("laps") FROM "250cc_classification" WHERE "time_retired"='+1:35.553';