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].

Example input: 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.
Example output: China
Example explanation: This is a good example. Based on the passage, any cubs will return to China at the age of two
Q: The probe into the shooting of a British millionaire allegedly killed by his ex took a bizarre twist last night after it emerged gunshot residue was found on his new girlfriend. Maria Korotaeva, 22, told police she was outside boyfriend Andy Bush's holiday home when he was gunned down moments before former lover Mayka Kukucova emerged with the keys to his £60,000 Hummer and sped off. The pretty Russian said she had left gold dealer Andy to talk with his ex inside his Costa del Sol villa after they discovered her holed up in the property when they arrived for a romantic weekend getaway in April 2014.Bristol-born millionaire Andy Bush, 48, shot dead at his Costa del Sol villaSlovakian model ex-girlfriend, Mayka Kukucova, 25, accused of homicideBut gunshot residue also found on his new girlfriend Maria Korotaeva, 22The discovery throws confusion over the previously 'open and shut' case 
 Question:I do fear _'s defence team will try to use it to their advantage.
A:
Mayka Kukucova