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. 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].

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.
Solution: China
Why? This is a good example. Based on the passage, any cubs will return to China at the age of two

New input: (CNN) Over the weekend ISIS dispelled any doubts that it was behind the terror attack in Dhaka, Bangladesh. In doing so, the group provided another example of its growing footprint in Asia -- and opened up another theater in its contest with al Qaeda. Both groups have been trying to raise their profile in Bangladesh by taking advantage of growing Islamist militancy there. They have co-opted or affiliated with home-grown jihadist groups. Al Qaeda has formed a branch -- al Qaeda in the Indian Subcontinent - which includes Bangladesh. And elsewhere in Asia, ISIS is trying to establish a growing presence as it comes under pressure in its heartland.Al Qaeda and ISIS are vying for dominance in BangladeshBangladeshi government denies ISIS operates within the country 
 Question:By comparison, attacks attributed to _ sympathizers have targeted foreigners.
Solution:
ISIS