sentences:  If the earlier date is correct, it would be the earliest mass ever written on solmization syllables; as it is, it is one of the earliest masses on a freely invented subject.If the mass is dated to the 1490s, circumstantial evidence suggests that the aristocrat who told his supplicants to "get lost" may not have been an Italian at all, but a Turk.Prince Cem Sultan, half-brother of Bayezid II, was being kept captive (in opulent luxury) in Rome during the period Josquin was there, and relentlessly implored Pope Innocent VIII (and later Alexander VI) for help in overthrowing his half-brother; the Pope in turn threatened Sultan Bayezid that he would release Cem if Bayezid ever renewed war against Christian Europe.