 
 <prompt> Wetin dem talk about di boat for di mosaic? Given di previous question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: The great Navicella mosaic (1305–1313) for inside Old St. Peter's na Giotto di Bondone do am. The big mosaic, wey Cardinal Jacopo Stefaneschi commission, bin dey for eastern porch of di old basilica and e dey occupy di whole wall above di entrance arcade wey dey face di courtyard. E show St. Peter dey waka for top water. Dis extraordinary work mostly spoil during di construction of di new St. Peter's for di 17th century. Navicella mean "small ship" wey dey refer to di big boat wey dey dominate di scene, and di sail, wey dey filled by di storm, dey loom over di horizon. Such natural representation of seascape na something wey only ancient works of art know. 