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].

Let me give you an example: 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.
The answer to this example can be: China
Here is why: This is a good example. Based on the passage, any cubs will return to China at the age of two

OK. solve this:
(CNN) German Chancellor Angela Merkel on Thursday described recent attacks in the country and across Europe as "shocking, depressing and terrifying," but she refused to back down from an open-door refugee policy that has attracted fierce criticism following recent assaults in the country. What are the rules for asylum seekers in Germany? Germany has been rattled by four attacks in the past two weeks, three of which authorities say have been carried out by asylum seekers or refugees inspired by Islamist extremism. The attacks have given way to mockery by some Germans as well as foreigners, who have dubbed the recent weeks of bloodshed on social media as #MerkelSommer, or even "Merkel's summer of slaughter."Merkel defends Germany's decision to accept 1 million refugees in 2015Chancellor confirms ISIS can infiltrate the refugee route 
 Question:But she said that _ had faced such challenges before, repeating the phrase "We can do it" several times.
Answer:
German