<prompt> Translate the following text to SwahiliThe gigantic 12th-century Abbatiale Saint-Pierre-et-Saint-Paul was the largest church in Christendom until the completion of Saint Peters in Rome in the 17th century.  <response>: Kanisa la Abbeys Saint-Pierre-et-Saint-Paul lilikuwa kanisa kubwa zaidi katika Ukristo hadi kanisa la St. Peter lilipokamilika Roma katika karne ya 17. 