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.

Ex Input:
Question: Who was the older of the two - Joe Airey, or the original member of the radar team that Airey joined? Passage:Airey was born in Oldham, Lancashire on 25 August 1894. He joined Robert Watson-Watt in 1924, and was an original member of the radar team, responsible for masts and support equipment. He was Senior Technical Officer at Telecommunications Research Establishment. Alongside Arnold Wilkins, Airey is credited with having discovered Bawdsey Manor, Ordfordnessas a site for the Air Ministry department that was significant in the history of radar. In his book "Three Steps to Victory" Robert Watson-Watt proclaims Joe Airey's greatest constructional achievement as the installation of a mast atop the Great Pyramid at Cheops. During World War I, Airey was a member of the Dunsterforce in the Persia and the Middle East. By the time of his retirement, he was Station Engineer at the Royal Radar Establishment. He was appointed a Member of the Order of the British Empire (MBE) for his services by King George VI in his Birthday Honours on 14 June 1945. Airey died in Poole Dorset on 10 February 1976.


Ex Output:
b


Ex 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.


Ex Output:
a


Ex Input:
Question: In what league-winning year did Traoré have the most goals? Passage:On 20 February 2016, he won the 2016 CAF Super Cup, after a 2–1 win over Tunisian side Étoile du Sahel. In the 2016 season, after losing 3–1 on aggregate to Wydad Casablanca, Mazembe qualified for the 2016 CAF Confederation Cup play-off round where they faced Stade Gabèsien. He made his CAF Confederation Cup debut in the first leg against Gabèsien and was subbed out in the 69th minute for Déo Kanda. Mazembe eventually went all the way and on 6th November 2016 won their first Confederation Cup title after defeating MO Béjaïa in the final. Mazembe retained the Confederation Cup next season, when they defeated Supersport United in the final. Traoré scored in the first leg when his strike made its way through a crowd of players leaving Ronwen Williams very little time to react. Traoré also won the 2013–14, 2015–16 and 2016–17 league seasons with Mazembe.


Ex Output:

a