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: In what events did Zambia's two swimmers at the 2012 Summer Olympics compete? Passage:The seven athletes that were selected to compete in the London Games were Gerald Phiri in the men's 100 metres, Prince Mumba in the men's 800 metres and Chauzje Choosha in the women's 100 metres. Choosha qualified via a wildcard and replaced long-distance runner Tonny Wamulwa, who withdrew before the opening of the Games because of injuries sustained in a road traffic accident on 9 July. Swimmers Zane Jordan and Jade Ashleigh Howard qualified for the Games via a universality place awarded by FINA as their best times of 59.33 and one minute and 1.24 seconds were not within the standard entry time. Judo Boas Munyonga qualified for the men's 81 kg event after being awarded an additional place in the additional places category for the African continent by the International Judo Federation. Boxer Gilbert Choombe qualified for the men's light welterweight following the conclusion of the AIBA African Olympic Qualifying Event.


Solution: b