Those familiar with Only Connect will know how this works. but a quick explanation will not go amiss.
You will see four phrases, one at a time. The first is here, the second is here, the third is below, and the last one will be revealed in an hour. You have to work out the connection between the four phrases. Obviously, the more that you see, the easier it should be.
The third one is:
You in Ancient Rome
Answer at 9.00 on Monday