How many years have a Title of kriegspiel?
CREATE TABLE "titles_by_beyond_software" (
  "title" text,
  "genre" text,
  "c_64" text,
  "zx_spectrum" text,
  "others" text,
  "year" real,
  "format" text
);
SELECT COUNT("year") FROM "titles_by_beyond_software" WHERE "title"='kriegspiel';