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.
One example is below.
Q: 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.
A: How many books are there in the British Library?
Rationale: 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: Mobile phones are the latest craze of many people from different parts of the world. Whenever there is a latest phone model being produced by companies such as Apple, Samsung, LG, Sony, etc., the public is all eyes and all ears on what consist of the latest product that is in the market. The public wants to check every detail to find reasons why to buy them. How to choose the best Phone Comparison? There are some categories to consider. Specifications are very important, but if you are not the techie type of person, you can just check on some categories. One of them is the design. Most mobile phones have a set of colours available for different types of customers to choose from. The most popular colours are black and white, and these colours show elegance and sophistication to the users. The shapes of the phones also contribute a lot to the design, and a lot of people prefer the shapes of Samsung and LG phones nowadays. Another important feature to consider is the value of the phone. If its price in the market is quite high compared to other phones, then you have to expect better specifications on them. If the specifications don't have much difference with those of the others, then you can weigh the value of the item. Furthermore, customers need to check the battery life of the mobile phone they intend to buy. For people who always travel or out of their house most of the time, they need to select a phone that has a longer battery life. This information can be found as well on the specifications of the phone. You need to check on how long you can use your phone for a day so that you won't need to charge it every now and then and so that you can save electricity as well.
Answer: Shape.
A:
In what aspect are Samsung phones preferable, compared with Apple phones?