What is the total number of Raiders First Downs, when Date is "Nov. 2", and when Raiders Points is greater than 42?
CREATE TABLE "schedule" (
  "game" real,
  "date" text,
  "opponent" text,
  "result" text,
  "raiders_points" real,
  "opponents" real,
  "raiders_first_downs" real,
  "record" text,
  "attendance" real
);
SELECT COUNT("raiders_first_downs") FROM "schedule" WHERE "date"='nov. 2' AND "raiders_points">42;