Definition: In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as `a` for Yes or `b` for No.
Input: Question: Who succeeded the Pope that made Philipp Von Ferrary Duke of Gelliera in Genoa? Passage:Ferrary was the son of the Duke and Duchess of Galliera. His father, Raffaele de Ferrari, came from an ancient and rich family of Genovese bankers and was a wealthy businessman made Duke of Galliera in Genoa by Pope Gregory XVI, and Prince de Lucedio by Victor-Emmanuel II, King of Italy. Raffaele de Ferrari was co-founder of the Crédit Mobilier with the Péreire brothers, rivals of the Rothschilds, who financed many of the major construction projects of the second half of the 19th century: railroads in Austria, Latin America, Portugal, upper Italy and France (the Paris-Lyon-Marseille line), the digging of the Fréjus Rail Tunnel and the Suez Canal, and the reconstruction of Paris designed by Baron Haussmann. It is said that Raffaele de Ferrari died stuck in one of his immense safes.


b