What is the highest number of Laps that have a Time of +18.366, and a Grid lower than 13?
CREATE TABLE "125cc_classification" (
  "rider" text,
  "manufacturer" text,
  "laps" real,
  "time" text,
  "grid" real
);
SELECT MAX("laps") FROM "125cc_classification" WHERE "grid"<13 AND "time"='+18.366';