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. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.

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. (A) Tian Tian (B) UK (C) Edinburgh Zoo (D) Sweetie (E) Yang Guang (F) China
Solution: (F)
Why? This is a good example. Based on the passage, any cubs will return to China at the age of two

New input: Kiev, Ukraine (CNN) The setting was a Manhattan restaurant, and after 25 minutes what allegedly emerged was a pro-Russian peace plan for Ukraine that its author believes may have ended up in the White House. In a CNN interview, Ukrainian lawmaker Andrii Artemenko said he discussed his left-field proposal for Ukraine in January with US President Donald Trump's personal lawyer, Michael Cohen, who offered to deliver the plan to the Trump administration. The exact details of the plan are unclear, yet reports have suggested it revolves around leasing Crimea -- annexed by Russia from Ukraine in 2014 -- to Moscow for 50 to 100 years. In exchange, Russia would withdraw its troops from the separatist regions in Ukraine's war-torn east.Ukrainian politician says Trump lawyer Michael Cohen offered to deliver peace plan to Michael FlynnCohen says he met with the politician but denies discussing Ukraine peace proposal 
 Questions:In his interview with CNN, Artemenko shines a light on how a key Trump associate was allegedly prepared to push a controversial peace plan that might benefit _ at a time when questions were being raised about the Trump's ties to that country. (A) Kiev (B) Ukraine (C) CNN (D) Manhattan (E) Russian (F) White House (G) Ukrainian (H) Andrii Artemenko (I) US (J) Donald Trump (K) Michael Cohen (L) Trump (M) Crimea (N) Moscow (O) Michael Flynn (P) Cohen
Solution:
(E)