Look in the supported programs section and look for wpe pro.
Now, back on topic.
It is originally a layout three, but I converted it to a layout four and laid down furni. You can kind of see the template of the layout four room too if you look at it.
EDIT: But you know, I can't even confirm that this thing even works anymore. I assumed it did because Prophet posted it. O_o
EDIT AGAIN: It works alright.
Here is a screenshot of the room when you convert it to layout four.
