02. Who is God?

The questions are the title of the above painting by Paul Gauguin, explained in Wikipedia as follows:
Where Do We Come From? What Are We? Where Are We Going? (French: D’où venons-nous ? Que sommes-nous ? Où allons-nous ?) is an 1897–98 painting by French artist Paul Gauguin. The painting was created in Tahiti and is in the Museum of Fine Arts in Boston, Massachusetts. Viewed as a masterpiece by Gauguin, the painting is considered “a philosophical work comparable to the themes of the Gospels”.
Wiki explains that Gauguin attended a Catholic boarding school with a strong religious focus, and although he became anticlerical, these questions stayed with him.
Does God exist?
Nature of God
Although I would like to have a pop-up form which allows you to keep your personal answers here, I haven't found how to do that within budget. So, I plan to prepare downloadable pdf files with fillable spaces for your answers - yet to be done.