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: Consider Input: Question: What substance was the helmet gilded with? Passage:The tomb was originally a monumental temple at Golyama Kosmatka Mound, built in the second half of the 5th century BC. After extended use as a temple, at the later part of the 3rd century BC, Seuthes lll was buried inside. The sarcophagus-chamber contained personal belongings that were necessary for the afterlife of the King. It includes knee pads, a gilded helmet with images, leather armour with a collar (plastron made of golden threads), a large sword and spears. There are bronze vessels, and three big ceramic amphora which were filled with thick Thracian wine. The floor and the ritual bed are covered by a carpet woven in gold thread. The total weight of the gold including all the objects is more than one kilogram. There are thirteen gold appliques for horse halters with images of human, animals and plants - objects which are rare in Thracian archaeology. Another two rectangular objects are golden with figures of standing warriors, used as a decoration for the sword sheath. There is a massive circular decoration for the King's armour. The handle of the rod is also golden. In the grave are placed golden vessels with two handles for drinking wine, also called kiliks, and a remarkable golden wreath with twigs, leaves and acorns and many other items.


Output: a


Input: Consider Input: Question: What country did Airey fight for in World War I? 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.


Output: b


Input: Consider Input: Question: How many students graduate each year from the school where Mandy attended on scholarship? Passage:Norman Stewart Mitchell-Innes was born in Calcutta on 7 September 1914, where his father was a businessman of Scottish descent. Both his father, also named Norman, and his grandfather, Gilbert, were keen golfers. The former was the All India Amateur Golf Champion in 1893 and 1894, while the latter captained Prestwick Golf Club. He moved to England with his family at the age of five to live in Minehead, Somerset, and gained a scholarship to Sedbergh School based in Cumbria. At Sedbergh he developed quickly as a cricketer, first playing for the school's first team aged 15. The subsequent year, he scored 302 not out in a house match in one afternoon. In the summer of 1931, after scoring two half-centuries for Sedbergh against Durham School and Stonyhurst College, Mitchell-Innes was called up to play for Somerset County Cricket Club in a County Championship match against Warwickshire. He had to travel down from Scotland by overnight train for the fixture at the County Ground, Taunton. He took two wickets, and scored 23 runs in the match, which was drawn.



Output: b