When the program is started, the user is presented with a minimal pedigree consisting of a father, a mother and a child. On the left of the screen there is a slider for zooming in and zooming out.
In the top left corner three buttons can be seen, two of them (undo and redo) are greyed out. The third button is for downloading the pedigree.
In the top right corner two buttons can be seen, the left one (drawing view) is