sentences:  The niche figures on the sarcophagus represent Mary's sons Charles Martel, Louis of Toulouse and Robert himself.Also notable are the 14th-century frescoes by Pietro Cavallini (along with his workshop, or some of his followers) and Filippo Rusuti, one of the most important pieces of paintings from that century in Naples.They were executed between 1307 and 1320 and depict, on two levels, stories of life of Christ and the Apostles.