Problem: MP3:

Encoder / decoder overall delay is not defined, which means there is no official provision for gapless playback. However, some encoders such as LAME can attach additional metadata that will allow players that can handle it to deliver seamless playback.

Adding additional metadata allows players to handle gapless playback and deliver what?
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A: seamless playback


Problem: The trustees of Columbia University refused to accept Eisenhower's resignation in December 1950, when he took an extended leave from the university to become the Supreme Commander of the North Atlantic Treaty Organization (NATO), and he was given operational command of NATO forces in Europe. Eisenhower retired from active service as an Army general on May 31, 1952, and he resumed his presidency of Columbia. He held this position until January 20, 1953, when he became the President of the United States.
When did Eisenhower become President of the United States?
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Answer: January 20, 1953


Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
Several organizations concerned with antimicrobial resistance are lobbying to eliminate the unnecessary use of antibiotics. The issues of misuse and overuse of antibiotics have been addressed by the formation of the US Interagency Task Force on Antimicrobial Resistance. This task force aims to actively address antimicrobial resistance, and is coordinated by the US Centers for Disease Control and Prevention, the Food and Drug Administration (FDA), and the National Institutes of Health (NIH), as well as other US agencies. An NGO campaign group is Keep Antibiotics Working. In France, an "Antibiotics are not automatic" government campaign started in 2002 and led to a marked reduction of unnecessary antibiotic prescriptions, especially in children.
What is the name of a US government agency tasked with trying to stop improper use of antibiotics?
A: US Interagency Task Force on Antimicrobial Resistance


Context and question: After Kim Jong Il, the second ruler of North Korea, died in December 2011, Kim Jong Un stepped up and began mandating the use of Hanja as a source of definition for the Korean language. Currently, it is said that North Korea teaches around 3,000 Hanja characters to North Korean students, and in some cases, the characters appear within advertisements and newspapers. However, it is also said that the authorities implore students not to use the characters in public. Due to North Korea's strict isolationism, accurate reports about hanja use in North Korea are hard to obtain.
When did the second ruler of North Korea pass away?
Answer: December 2011


Question: In 2005, the company sold its personal computer business to Chinese technology company Lenovo, and in the same year it agreed to acquire Micromuse. A year later IBM launched Secure Blue, a low-cost hardware design for data encryption that can be built into a microprocessor. In 2009 it acquired software company SPSS Inc. Later in 2009, IBM's Blue Gene supercomputing program was awarded the National Medal of Technology and Innovation by U.S. President Barack Obama. In 2011, IBM gained worldwide attention for its artificial intelligence program Watson, which was exhibited on Jeopardy! where it won against game-show champions Ken Jennings and Brad Rutter. As of 2012[update], IBM had been the top annual recipient of U.S. patents for 20 consecutive years.
Is there an answer to this question: What design did Micromuse launch that is low-cost and can be built into a microprocessor?

Answer: unanswerable


Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
As of 2013, the American Idol alumni in their post-Idol careers have amassed over 59 million albums and 120 million singles and digital track downloads in the United States alone.
How many single have been sold by American Idol contestants up until 2013? 
A:
120 million