Which Cashes has a Match Play smaller than 13, and a Events of 7?
CREATE TABLE "career_statistics" (
  "season" text,
  "events" real,
  "cashes" real,
  "match_play" real,
  "tv_finals" real,
  "pba_titles" real,
  "average" real,
  "earnings" text
);
SELECT COUNT("cashes") FROM "career_statistics" WHERE "match_play"<13 AND "events"=7;