Question: Who was born first, Celedonio Calatayud or Wilhelm Conrad Röntgen?
Sentence (from "Celedonio Calatayud"): Celedonio Calatayud Costa (] ) October 29, 1880 in Pedreguer – January 24, 1931 in Madrid) was a Spanish scientist and radiologist, remembered for his achievements on radiology, radiotherapy, and electrology.
Relevant evidence: Yes