Thanks, Sir Randall! Actually, the first image in your mail to me was clear, but this definitely gets the info across.
In the movie, the seat is where the driver stands at the front of the vehicle. I thought it was genius to see the awkward driving from the rear with the BFG up front as perfect Vicky tech dabbling with a taste of Hansom Cab.

Found a blog with a nice screen cap of the beast:

Doug