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: One of two teenagers feared to have crossed into Syria to join ISIS is believed to be a relative of Hammaad Munshi (pictured), who became Britain's youngest convicted terrorist when he was found guilty of terror offences at the age of 18 in 2008 A relative of Britain's youngest convicted terrorist is believed to be among two teenagers who have fled into Syria to join Isis. The pair from Dewsbury, West Yorkshire, have not been in contact with their families for several days and cannot be reached on their mobile phones. One of the boys is believed to be a relation of Hammaad Munshi, who was just 15 when he joined a cell of Islamic fanatics targeting the Royal Family.Two 17-year-olds have not been in contact with families for several days'Told relatives they were going on a school trip during Easter holidays'One is 'relative of Hammaad Munshi, who joined Islamic cell aged just 15' 
 Question:'_ is an extremely dangerous place and the public will be aware of the dangers these boys may face.
Solution:
Syria