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 input: 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.
Example output: How many books are there in the British Library?
Example explanation: In the Article, 10,000,000 is mentioned for the number of books available in the British Library, so this is a good question.
Q: Article: CNN news-Jan 16,2013 Protests have been going on for about a week now in the northern Irish capital of Belfast. They Started out peacefuily , bus some of them turn violent later on. There is a lot of history behind these protests,and it starts with geography, What's interesting is that Northern Ireland is not part of the republic of Iteland. It,s part of the United Kingdom, and that's what's behind this tension, Nationalists, mostly Catholic, think Northern Ireland should be part of the Republic of Ireland, Unionists, or Loyalists, mostly Protestants, wanted to stay part of the United Kingdom, The conflict between those two groups led to decades of violence ,and more than3,000 people were killed before a peace deal was signed in 1998,The protests happening now are connected to a decision regarding the British flahg ,In Belfast ,the capital of Northern Ireland ,the flag used to fly over City Halll every day of the year , Last month, local officials decided to limit that to 18 days per year. Unionists weren't happy about that . In some cases protesters have thrown concrete blocks, bricks, even weren't happy about that , In some cases protesters have thrown concrete blocks, bricks, even gasoline bombs at police ,Officers have responded by using water cannons to break up the protests. Nest up ,we are heading to the capital of China , Beijing, Experts say that city has something in common with Los Angeles; smog This gray haze is hanging in the air, making things hard to see ,Yesterday, the numbers indicating smog levels were off the charts, A uthorities warn people there to stay inside, Last year nearly 700 flights were canceled at Beijing airports because of haze and smog, Officials in China say that the air quality in the capital has gotten better since Beijing hosted the 2008 Olympics, but residents say the pollution levels have gotten worse.
Answer: Northern Ireland doesn't belong to the Republic Ireland
A:
What's behind the tension in Belfast?