(RNS2-feb21) Natalia Tsarkova’s painting ‘Ultima Cena’. As an artist, Tsarkova hasn’t always been devoted exclusively to religious subjects. One wall of her studio features the sensuous female nudes she used to paint back in Russia, often with allegorical undertones. For use with RNS-POPE-PAINTER, transmitted on February 21, 2013, RNS photo courtesy Natalia Tsarkova.