Which manufacturer of aprilia wth time of +1:36.557 has the highest lap?
CREATE TABLE "250cc_classification" (
  "rider" text,
  "manufacturer" text,
  "laps" real,
  "time" text,
  "grid" real
);
SELECT MAX("laps") FROM "250cc_classification" WHERE "manufacturer"='aprilia' AND "time"='+1:36.557';