CREATE TABLE table_11108 ("Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Kickoff [a ]" TEXT, "Game site" TEXT, "Attendance" TEXT)

Which date has a Kickoff [a] of 4:00, and an Opponent of detroit lions?
SELECT "Date" FROM table_11108 WHERE "Kickoff [a ]" = '4:00' AND "Opponent" = 'detroit lions'
SELECT "Date" FROM "table_11108" WHERE "Kickoff [a ]" = '4:00' AND "Opponent" = 'detroit lions'