Write the following list of characters into a correctly formed sentence: Yetinthe1500's,whenthe"centre"wassetupinPoland,"aJewishpopulationofmillionscameintobeingthere,"accordingtoDr.Kastein.
Yet in the 1500's, when the "centre" was set up in Poland, "a Jewish population of millions came into being there," according to Dr. Kastein.