New Delhi, July 26 -- Optical illusion? Have you ever been tricked into seeing something that is not really there? If yes, then you have already experienced the power of an optical illusion. The illusions play on the brain's perception, making us interpret images differently than they actually are. And in the world of illusion art, Ukrainian artist Oleg Shupliak is a master of deception.

One of Shupliak's most-talked-about paintings, I Was Thirteen, created in 2009, is a brilliant example of how art can be a mind-boggling visual brain teaser. At first glance, the painting seems to be a portrait of Taras Shevchenko, Ukraine's legendary poet and writer.

The artwork however is more than a portrait. It is a layered narrative of perception, ...