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: Question: When did the operation during which the 704th dropped supplies to allied troops near Nijmegen begin? Passage: The group was occasionally diverted from strategic missions to carry out air support and interdiction missions. It supported Operation Overlord, the invasion of Normandy by attacking transportation targets, including bridges, along with airfields and strong points in France. On D Day, the squadron and the rest of the 446th Group led the first heavy bomber mission of the day. The 446th aided ground forces at Caen and Saint-Lô during July by hitting bridges, gun batteries, and enemy troops. During Operation Market Garden, the attempt to seize a bridgehead across the Rhine in the Netherlands, the 704th dropped supplies to allied troops near Nijmegen. It struck lines of communications during the Battle of the Bulge. During Operation Varsity in March 1945, it supplied ground and airborne troops near Wesel. The squadron flew its last combat mission on 25 April 1945 against Salzburg, Austria. The group had flown 273 missions and had lost 58 aircraft during the war,
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Example solution: a
Example explanation: The passage describes the 704th's actions during Operation Market Garden so only information about the operation is needed.

Problem: Question: How many years passed between Zinoviev fighting against the Basmachi and him getting 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.


Solution: b