When you go on to you will immediately be greeted by a screen with a multi-colored graph in the middle with two columns on either side. That might be an oversimplification, but that is because it is overly simple.
It is a pie chart on a spinner with various options written on them, your answer is wherever the spinner randomly lands.
The Wheel Spinner is a web-based decision-making or spin the wheel solution that serves as a random name picker.