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.

Example Input: Question: What was the population of Larne the year that Norman Surplus completed his circumnavigation of the globe in an autogyro? Passage:Norman Surplus (born 1963) is a Northern Irish pilot, who became the first person to circumnavigate the globe in an autogyro, nicknamed "Roxy". His trip began in 2010 and ended on 28 June 2019. In 2010, during the first leg of his trip, Surplus flew over Europe, the Middle East, Asia, and North America. In June 2015, Surplus commenced the second leg of his journey by flying through the United States and crossing the Atlantic Ocean to eventually land in Larne, Northern Ireland in August 2015, becoming the first person to cross the Atlantic in an autogyro. In 2019, he completed the last leg of his journey when he finally obtained permission from the Russian Federation to fly through its airspace. He left Ireland on Easter Monday in 2019, and flew through Russia to eventually reach the United States and land at the Evergreen Aviation and Space Museum in Oregon completing his circumnavigation of the globe in an autogyro. Surplus's AutoGyro MT-03 is currently displayed at the EAA Aviation Museum and will remain there for the duration of AirVenture 2020. Surplus took nine years to complete his journey around the world, and flew over 32 countries, over a total distance of . In a 2015 interview with the CBC, while on a stopover at Iqaluit, Canada, Surplus mentioned that the trip should have taken approximately four months but the problems with obtaining permission to fly over Russia, which persisted for three years, derailed his plans.

Example Output: a

Example Input: Question: How old was Smith when the her country became the BVI? Passage:Ethlyn Eugenie Smith was born on 23 April 1940 in the village of Huntums Ghut, on the island of Tortola, at the time a British colony known as the British Leeward Islands to Gladys and Ernest Smith. She completed her primary and secondary education in the islands and worked briefly as a clerical trainee in the civil service of the island. To further her education, she pursued an associates degree from the College of the Virgin Islands in Charlotte Amalie, in the U. S. Virgin Islands. She completed her degree program in accounting in 1968 and went on for further studies at Wandsworth Technical College in London and at the University of Calgary. She graduated from Calgary in 1970 with a bachelor's degree in accounting. During her schooling the country was decolonized and became the British Virgin Islands (BVI), one of the dependencies of the British Overseas Territories.

Example Output: a

Example Input: Question: When did the sultan who installed Baba begin his rule? Passage:Somuncu Baba is one of the virtuous men who came to Anadolu for spiritual conquest, he was also a descendant of Islamic prophet Muhammad After receiving an education in cities which are the center of knowledge like Şam, Tabriz, Erdebil, he settled in Bursa for his guidance and duty. He taught at the Bursa Grand Mosque where he was installed by Sultan Bayezid I after it was completed. For hiding his spiritual side, he baked bread and sold them so he was known as Somuncu Baba. He became known after he had translated the sura of Al-Fatiha, in seven different ways during the opening of Bursa Grand Mosque, in Bursa. He avoided becoming famous so he left Bursa and moved Aksaray. He left his son Yusuf Hakiki Baba in Aksaray and he went to Mecca with his son Halil Taybi when they got back to Anadolu they settled in Darende and he died here in 1412. His tomb is still in Darende.

Example Output:
b