In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.

Input: Consider Input: Question: Who was the dean of UCLA in 1938? Passage:The 1938 UCLA Bruins football team represented the University of California, Los Angeles (UCLA) in the 1938 college football season. Coached by William H. Spaulding, the Bruins finished the season with a 7–4–1 record and made their first postseason appearance in a bowl game. The Pineapple Bowl featured the Bruins playing the on January 2, 1939, in Honolulu. The Bruins season offense scored 217 points while the defense allowed 106 points. George Pfeiffer and Hal Hirshon served as Co-Captains of the team. Center John Ryland was selected to the PCC First-Team All Coast and drafted by the Cleveland Rams of the National Football League (NFL) in 1939. The team also featured future Baseball Hall of Famer Jackie Robinson, Hollywood actor Woody Strode, Football Hall of Famer Kenny Washington. and Bill Overlin.


Output: a


Input: Consider Input: Question: What country did Commandino study in? Passage:Born in Urbino, he studied at Padua and at Ferrara, where he received his doctorate in medicine. He was most famous for his central role as translator of works of ancient mathematicians. In this, his sources were primarily written in Greek and secondarily in Arabic, while his translations were primarily in Latin and secondarily in Italian. He was responsible for the publication of many treatises of Archimedes. He also translated the works of Aristarchus of Samos (On the sizes and distances of the Sun and the Moon), Pappus of Alexandria (Mathematical collection), Hero of Alexandria (Pneumatics), Ptolemy of Alexandria (Planisphere and Analemma), Apollonius of Perga (Conics) and Euclid of Alexandria (Elements). Among his pupils was Guidobaldo del Monte and Bernardino Baldi. Commandino maintained a correspondence with the astronomer Francesco Maurolico. The proposition known as Commandino's theorem first appears in his work on centers of gravity.


Output: b


Input: Consider Input: Question: Who was the lead design person for the German Type IXC submarines? Passage:German Type IXC submarines were slightly larger than the original Type IXBs. U-131 had a displacement of when at the surface and while submerged. The U-boat had a total length of , a pressure hull length of , a beam of , a height of , and a draught of . The submarine was powered by two MAN M 9 V 40/46 supercharged four-stroke, nine-cylinder diesel engines producing a total of for use while surfaced, two Siemens-Schuckert 2 GU 345/34 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to .



Output: b