Hide & Seek Floor lamp Chehoma

This black metal table lamp simulates the game Hide & Seek, hide-and-seek in English, in which the moon and the sun have been playing for eternity.

Perched on a conical base, a small disc the moon faces a large lampshade in half a globe the sun. This one is golden on the inside and stands vertically. The light of the bulb, which is hidden by the disc, is reflected on the gold of the globe. Is it a lamp or a sculpture?