You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.

For four years we have waited expectantly for the pitter patter of tiny paws. Soon, that wait could finally be over. Tian Tian, the UK's only female giant panda, has conceived and could give birth to a cub as early as August. However Edinburgh Zoo, where the pandas live, have warned people 'not to get too excited' as the process is 'extremely complex'. Moreover, on the two previous occasions keepers inseminated Tian Tian - whose name means 'Sweetie' - she has failed to produce a panda cub. She was artificially inseminated again in March this year, but keepers at the zoo say implantation - when a fertilised egg attaches to the uterus - has not yet occurred.Tian Tian has conceived and could give birth to a cub as early as AugustShe has been inseminated twice before but so far failed to produce a cubTian Tian and Yang Guang arrived in 2011 from China to great fanfareOn loan at £600k a year, became first giant pandas to live in UK for 17 years 
 Questions:Under the terms of the agreement any cubs will return to _ at the age of two, the age at which they would normally leave their mother in the wild. (A) Tian Tian (B) UK (C) Edinburgh Zoo (D) Sweetie (E) Yang Guang (F) China
Solution: (F)
Why? This is a good example. Based on the passage, any cubs will return to China at the age of two

New input: Al-Qayyara, Iraq (CNN) Menacing black smoke hangs over the town of al-Qayyara. The air here is poison. Children with blackened hands and soot-stained faces play beneath the toxic plumes. The early afternoon sun is so eclipsed by the haze that day seems like endless twilight. The dark filth coating the landscape and choking residents' lungs comes from oil wells sabotaged and set alight by ISIS in August. Engineers and firefighters have been battling the flames for 100 days now. When CNN first visited al-Qayyara back in early October, they had tackled six fires with nine to go. But the real extent of the damage had yet to be determined.Town of al-Qayyara, south of Mosul, is awash with toxic plumesISIS set oil wells ablaze in bid to hamper Iraqi forces from advancingWhile several battle to quell fires, residents breathe poisonous fumes 
 Questions:All while the 15,000 residents of al-_ continue to live in an environment they know is damaging their health, potentially for years to come. (A) Al (B) Qayyara (C) Iraq (D) CNN (E) ISIS (F) Town of al (G) Mosul (H) Iraqi
Solution:
(B)