What is the average points of the Ferrari 1512 Chassis after 1965?
CREATE TABLE "complete_formula_one_world_championship_" (
  "year" real,
  "team" text,
  "chassis" text,
  "engine" text,
  "points" real
);
SELECT AVG("points") FROM "complete_formula_one_world_championship_" WHERE "chassis"='ferrari 1512' AND "year">1965;