Definition: 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].
Input: Greece's radical left government has announced a referendum on the latest proposed bailout deal - and has urged voters to reject it. Fraught talks with creditors took a dramatic turn early this morning when, in a televised address to the nation, Prime Minister Alexis Tsipras revealed a vote will be held on July 5. 'The Greek government has been asked to accept a proposal that places new unbearable burdens on the Greek people,' he said. 'Right now, we bear an historic responsibility concerning ... the future of our country. And this responsibility obliges us to answer (the bailout creditors') ultimatum based on the sovereign will of the Greek people.'Alexis Tsipras announces July 5 vote in televised address to the nationHe describes latest proposals as 'unbearable burdens on the Greek people'Queues form outside cash machines and fuel stations across the country 
 Question:'Now it is up to the _ side to take a similar step.'

Greece