Given the task definition, example input & output, solve the new input case.
In this task, you're given an article and an answer. Your task is to generate the question for the answer based on the given article.
Example: Article: There are a lot of public libraries in Britain. These libraries have more than one hundred and fifteen million books, not including those libraries of public schools. Public libraries not only lend books, music records but also help children, patients in hospitals and others to get special play readings, film shows and so on. The first public libraries were founded in about the year 1850. Today's public libraries usually have a reading-room, a lending room and a reference room. The greatest and most famous library in Britain is that of the British Library in London. It was founded in 1973 and has over 10, 000, 000 books. It has nearly every magazine, newspaper and book published in Britain and other parts across the world.
Answer: 10,000,000 or less.
Output: How many books are there in the British Library?
In the Article, 10,000,000 is mentioned for the number of books available in the British Library, so this is a good question.

New input case for you: Article: BEIJING - President Xi Jinping's visit to Russia has enhanced bilateral strategic mutual trust and support, and expanded practical cooperation between the two countries, Chinese Foreign Minister Wang Yi told media on Sunday. Wang made the remarks while introducing to reporters travelling with the Chinese official delegation the fruits of Xi's first foreign trip as China's new head of state, which had taken him to Russia, Tanzania, South Africa, and the Republic of the Congo. In Russia, Xi and the Russian president Putin had spent eight hours together in meetings and exchanges that could be characterized as frank, practical and congenial, Wang said, adding the two leaders reached important _ on strategic coordination and set the direction and outlined key sectors for future cooperation. The two countries have made it clear that they will support each other in promoting their respective development and national renewal, safeguarding core interests, and independently choosing their own development paths and social and political systems, the foreign minister said. The two sides agreed that they will closely coordinate in international and regional affairs, uphold the principles of the UN Charter, and jointly promote democracy in international relations, he said. China and Russia, during the visit, also promoted their practical cooperation. During the visit,32 cooperation agreements signed by the two sides are dubbed(...,...)as the "contracts of the century" because they are enormous in value and cover a long period of time, he said. "The energy cooperation covers such areas as petroleum, natural gas, nuclear power, electricity, coal and new sources of energy, and runs through the industry both of its up and down streams," he added.
Answer: Xi Jinping's visit to Russian is a great success.
Output:
What is the best title of the passage?