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: A trip with your family and friends to Disney World can be one of the best vacations of your life. When you decide to travel to this destination, you can be sure in the knowledge that you are going to have a great time. Many travelers may be worried about the exorbitant amount of money that one has to pay for a comfortable and fun trip to Disney World. We all want to give our family and children the best time since it may only be a once in a lifetime vacation. However it would not be wise to end up in debt over a week-long stay in Disney World. A few handy tips and a little planning can make a lot of difference and can reduce some of your financial worries. You need to start planning for a vacation to Disney World well in advance. The first step is deciding what time of year you wish to visit it. The peak seasons of the year will be costly for the accommodations whether you are staying within or outside the theme park. Staying outside the resort is a choice that may save you a large amount of money if you plan to stay for a week or two. Also, there are plenty of budget hotels outside Disney World that offer cheap and pleasant accommodations with shuttle services. Another money saving tip is to buy food ahead of time. If you have most of your meals at your hotel or at cheaper restaurants, it will save you a lot of money. You can try not to buy food in and around Disney World. Carrying food and beverages and enough cold water would help you reduce the cost, too.
Answer: You can make it more economical to travel to Disney World.
Output:
Why do you need to start planning for a vacation to Disney World well in advance?