CREATE TABLE "illinois_fighting_illini" (
  "team" text,
  "established" real,
  "big_ten_conference_titles" real,
  "national_titles" real,
  "venue" text,
  "opened" real,
  "capacity" real
);

Question: When is the earliest year opened for huff hall that was established after 1974?
SQL: SELECT MIN("opened") FROM "illinois_fighting_illini" WHERE "venue"='huff hall' AND "established">1974;

Question: What is the smallest number of big ten conference titles for teams with a capacity of 60,670 and over 5 national titles?
SQL: SELECT MIN("big_ten_conference_titles") FROM "illinois_fighting_illini" WHERE "capacity"='60,670' AND "national_titles">5;