Question: In 2013, what was the population of the city in which Diebold Schilling the Younger presented his work, "Luzerner Schilling," 500 years previously?
Sentence (from "Diebold Schilling the Younger"): His behaviour was so unpriestly, however, that the city council locked him into the tower in 1487, where he remained imprisoned for two years before he was released on parole of exhibiting more appropriate behaviour in the future.
Relevant evidence: No