In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].

Input: Consider Input: Lagos, Nigeria (CNN) The father of one of the missing Nigerian schoolgirls abducted from Chibok two years ago has told CNN he is overjoyed to see her alive on a new video released by the terrorist group Sunday. Yakubu Kabu confirmed to CNN that he saw his daughter speaking in the new video, which demands the release of Boko Haram fighters in exchange for the kidnapped girls. The Nigerian government has said it is still "in touch" with Boko Haram and "working for the girls' release," the Federal Ministry of Information and Culture said on their official Facebook page. "We are being extremely careful because the situation has been compounded by the split in the leadership of Boko Haram," said Alhaji Lai Mohammed, Minister of Information of Culture, according to the statement.A Boko Haram militant tells Nigeria to release jailed fighters in exchange for abducted girlsThe man says at least 40 of the girls have been married off 
 Question:They believe that _'s longtime leader, Abubakar Shekau, has released this video to assert his authority over the militant group.

Output: Boko Haram


Input: Consider Input: British buyers will get first bite of the cherry on new apartments being launched in Canary Wharf, the heart of London's banking hub. The move has turned on its head the controversial practice of heavily promoting new-build London developments to wealthy overseas buyers - particularly in the Far East. The first residential offering from Canary Wharf Group, which has previously specialised in commercial property, goes on sale on Thursday 9 July 2015. Unlike the Battersea Power Station development, where controversially, the majority of 866 luxury apartments sold out within days to Singaporean investors looking for a bricks and mortar safe haven for their cash, the new offering in Canary Wharf will not be advertised overseas.Canary Wharf flats will not be marketed overseasDevelopers of other London new-builds criticised for marketing in Far EastBut Canary Wharf Group says it is not feasible to exclude non-British buyers 
 Question:The second part of my tale is the fact I visited Canary Wharf Group's offices earlier in the year, and was given a whistle-stop tour of _ in a bid to change my mind about the area.

Output: Canary Wharf


Input: Consider Input: It's the most widely used illegal drug in the world, but does cannabis deserve its reputation as being one of the safest? Not if you take a look at South Africa, one of the UK's biggest providers of high-strength cannabis, where a potent strain of the plant dubbed 'swazi gold' is wrecking havoc on its young population. As revealed in BBC's Stacey Dooley Investigates, which aired last night, poverty-stricken grandmothers are growing it, drug mules are risking their lives to smuggle it out of the country, and what stays behind is ruining the lives of South Africa's drug-addled teens. Scroll down for videoThe strain is grown in Swaziland, one of South Africa's poorest statesIt has extremely high concentrations of THCSouth African teens blend it with heroin to produce potent cocktail 
 Question:Lucrative: Farmers in _ developed the potent strain through cross-pollination, and can now yield double the crop they once could annually (file photo).


Output: Swaziland