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) -- The mother of missing Alabama teen Natalee Holloway talked to the family of a murdered Peruvian woman whose case may be linked to her daughter's, the Peruvian family told CNN's sister network In Session. Beth Holloway gave the Flores family her "sincere, sincere condolences" when they spoke for the first time Wednesday, Enrique Flores told In Session's Jean Casarez. Flores' sister Stephany was killed May 30. Joran van der Sloot, who is being held in connection with the killing, was twice arrested but never charged in the disappearance of Natalee Holloway in 2005. Beth Holloway told Enrique Flores she hoped his family would not go through what her family had suffered, he said.Stephany Flores' family speaks to Holloway's mother for the first time, victim's brother saysThe two families are linked by Joran van der Sloot, held over Flores killingVan der Sloot twice arrested but never charged over Natalee Holloway disappearanceEnrique Flores hopes Van der Sloot trial can ease both families' pain 
 Question:Police have said they think _ killed Flores to steal money she won.
Solution:
Joran van der Sloot