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.

Example Input: Question: In what year was George Canning Prime Minister? Passage:Garvagh was the son of Paul Canning and the grandson of Stratford Canning of Garvagh in County Londonderry. Prime Minister George Canning and the diplomat Stratford Canning, 1st Viscount Stratford de Redcliffe, were his first cousins. He was elected to the House of Commons for Sligo Borough in 1806, a seat he held until 1812, and then represented Petersfield from 1812 to 1820. On 1 February 1810 he was elected a Fellow of the Royal Society and on 28 October 1818 he was raised to the Peerage of Ireland as Baron Garvagh, of Garvagh in the County of Londonderry. Lord Garvagh later served as Lord Lieutenant of County Londonderry between 1831 and 1840. He died while staying at a hotel in Châlons-sur-Marne (now renamed Châlons-en-Champagne) in August 1840, aged 61, and was succeeded in the barony by his son Charles Henry Spencer George Canning.

Example Output: b

Example Input: Question: Where did Corinna Dixon live the year she married Hamilton? Passage:Hamilton followed his mother as a Christian Scientist, and attended Claremont Fan Court School and then Eton College. He did National Service in the Coldstream Guards from 1955 to 1958. His father had been wounded while serving with the same regiment in the Second World War. Hamilton then worked in the City of London as a gilts broker. He was a member of the London Stock Exchange from 1967 to 1980. He remained in the City for only a short period, leaving when he inherited two estates from his father's cousin. He married his wife, Corinna Dixon, in 1967, and they had four sons together. He succeeded his father as Baron Hamilton of Dalzell in 1990, inheriting land near and properties in the village of Betchworth in Surrey, and a Regency mansion.

Example Output: b

Example Input: Question: When was the battle during the Barevenkovo-Lozovaya operation that Zinoviev was captured? Passage:Ivan Dmitrievich Zinoviev (Russian: Иван Дмитриевич Зиновьев; 17 January 1905 – 1942) was a Red Army colonel and Hero of the Soviet Union. Zinoviev began his military service with the OGPU Border Troops and fought against the Basmachi. He was awarded the title Hero of the Soviet Union and the Order of Lenin for his leadership of a border post during the Winter War. After Operation Barbarossa, Zinoviev became commander of the 393rd Rifle Division and led the division during the Barvenkovo-Lozovaya Operation but was captured and seriously wounded during the Second Battle of Kharkov. Zinoviev was sent to a concentration camp in Germany, then transferred to another camp in Norway, where he tried to escape and was shot.

Example Output:
b