Input: Read this: United Nations' Secretary-General Ban Ki-moon has said that "renewable energy has the ability to lift the poorest nations to new levels of prosperity". In October 2011, he "announced the creation of a high-level group to drum up support for energy access, energy efficiency and greater use of renewable energy. The group is to be co-chaired by Kandeh Yumkella, the chair of UN Energy and director general of the UN Industrial Development Organisation, and Charles Holliday, chairman of Bank of America".
Question: Who is UK's Secretary-General?

Output: unanswerable

Input: Read this: Autumn, winter, and early spring are frequently characterized by rain. Winters are cool and wet with December, the coolest month, averaging 40.6 F (4.8 C), with 28 annual days with lows that reach the freezing mark, and 2.0 days where the temperature stays at or below freezing all day; the temperature rarely lowers to 20 F (7 C). Summers are sunny, dry and warm, with August, the warmest month, averaging 66.1 F (18.9 C), and with temperatures reaching 90 F (32 C) on 3.1 days per year, although 2011 is the most recent year to not reach 90 F. The hottest officially recorded temperature was 103 F (39 C) on July 29, 2009; the coldest recorded temperature was 0 F (18 C) on January 31, 1950; the record cold daily maximum is 16 F (9 C) on January 14, 1950, while, conversely, the record warm daily minimum is 71 F (22 C) the day the official record high was set. The average window for freezing temperatures is November 16 thru March 10, allowing a growing season of 250 days.
Question: How many winter days reach freezing in Seattle?

Output: 28 annual days

Input: Read this: Its knowledge and uses spread from China through the Middle East to medieval Europe in the 13th century, where the first water powered paper mills were built. Because of paper's introduction to the West through the city of Baghdad, it was first called bagdatikos. In the 19th century, industrial manufacture greatly lowered its cost, enabling mass exchange of information and contributing to significant cultural shifts. In 1844, the Canadian inventor Charles Fenerty and the German F. G. Keller independently developed processes for pulping wood fibres.
Question: What name did the process take on in Baghdad?

Output: bagdatikos

Input: Read this: Genome composition is used to describe the make up of contents of a haploid genome, which should include genome size, proportions of non-repetitive DNA and repetitive DNA in details. By comparing the genome compositions between genomes, scientists can better understand the evolutionary history of a given genome.
Question: By comparing repetitive DNA, what can scientists understand the history of?

Output:
unanswerable