How many people attended the game with parent recording the decision and a Record of 42–18–10?
CREATE TABLE "regular_season" (
  "date" text,
  "visitor" text,
  "score" text,
  "home" text,
  "decision" text,
  "attendance" real,
  "record" text
);
SELECT SUM("attendance") FROM "regular_season" WHERE "decision"='parent' AND "record"='42–18–10';