What is the total number of laps done by Massimo Roccoli when his grid was smaller than 4?
CREATE TABLE "supersport_race_classification" (
  "rider" text,
  "bike" text,
  "laps" real,
  "time" text,
  "grid" real
);
SELECT COUNT("laps") FROM "supersport_race_classification" WHERE "rider"='massimo roccoli' AND "grid"<4;