what is the result for 1970 at yankee stadium?
CREATE TABLE "1970s_eagles_15_4_1" (
  "year" real,
  "date" text,
  "winner" text,
  "result" text,
  "location" text
);
SELECT "result" FROM "1970s_eagles_15_4_1" WHERE "year"=1970 AND "location"='yankee stadium';