question:
The urban area of the Kathmandu valley is split among three different districts (collections of local government units within a zone) which extend very little beyond the valley fringe, except towards the southern ranges, which have comparatively small population.
What are Madhyapur Thimi, Kirtipur and Bhaktapur?

answer: no

question:
In 1865, the Avery Normal Institute was established by the American Missionary Association as the first free secondary school for Charleston's African American population.
What association founded the Avery Normal Institute?

answer: yes

question:
Ehrlich's approach of systematically varying the chemical structure of synthetic compounds and measuring the effects of these changes on biological activity was pursued broadly by industrial scientists, including Bayer scientists Josef Klarer, Fritz Mietzsch, and Gerhard Domagk.
Who received the Nobel Prize in Medicine in 1939?

answer: yes

question:
After the early 1990s recession, Houston made efforts to diversify its economy by focusing on aerospace and health care/biotechnology, and reduced its dependence on the petroleum industry.
In the 1990's, what is something Houston did to try to diversify it's economy?

answer:
yes