CREATE TABLE "table1_1672976_7" (
  "date" text,
  "time" text,
  "acc_team" text,
  "big_ten_team" text,
  "location" text,
  "television" text,
  "attendance" real,
  "winner" text,
  "challenge_leader" text
);

Question: Name the location for illinois
SQL: SELECT "location" FROM "table1_1672976_7" WHERE "big_ten_team"='Illinois';