CREATE TABLE table_71886 ("Date" TEXT, "Visiting team" TEXT, "Final score" TEXT, "Host team" TEXT, "Stadium" TEXT)

Who is the Host team that has a chicago bears as a visiting team?
SELECT "Host team" FROM table_71886 WHERE "Visiting team" = 'chicago bears'
SELECT "Host team" FROM "table_71886" WHERE "Visiting team" = 'chicago bears'