The rules of the game - use all of your pieces with no siding as an ending apart from a terminus station. The permutations are probably infinite - a mathematician's heaven. Just one piece unused. I usually end up with two circuits that look integrated but are in fact separate. The loops here are connected but not in both directions.
It's a meerkat
Evening meal in Scarborough.
And the connection between all these - Jenson and silly grandad. Well not the evening meal in Scarborough.