What is the Number of the Koppenberg course with less than 195 Kilometers?
CREATE TABLE "course" (
  "number" real,
  "name" text,
  "kilometer" real,
  "pavement" text,
  "length_m" real,
  "average_climb_pct" real
);
SELECT COUNT("number") FROM "course" WHERE "name"='koppenberg' AND "kilometer"<195;