@Pete - my mind kept saying snooker table but I was trying to place it in the same room as the table tennis tables. Now you have said where it was my mind is at rest. As far as I can remember there were three table tennis tables available. One on the right, behind the kitchen wall facing toward the back window, as you went through the door and two on the left at 90 degrees to the one on the right.
A quick diagram of the layout as I, and you hjave pointed out, can remember :-
ps. I've forgotten to put the doors into the loos