This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.

Q: Institute of technology (also: university of technology, polytechnic university, technikon, and technical college) is a designation employed for a wide range of learning institutions awarding different types of degrees and operating often at variable levels of the educational system. It may be an institution of higher education and advanced engineering and scientific research or professional vocational education, specializing in science, engineering, and technology or different sorts of technical subjects. It may also refer to a secondary education school focused in vocational training.[citation needed] The term institute of technology is often abbreviated IT and is not to be confused with information technology.

A: What's a common abbreviation for the term institute of technology?
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Q: Bell and his partners, Hubbard and Sanders, offered to sell the patent outright to Western Union for $100,000. The president of Western Union balked, countering that the telephone was nothing but a toy. Two years later, he told colleagues that if he could get the patent for $25 million he would consider it a bargain. By then, the Bell company no longer wanted to sell the patent. Bell's investors would become millionaires, while he fared well from residuals and at one point had assets of nearly one million dollars.

A: How much did Bell et al. try to sell his patent for?
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Q: The Kabul Shahi dynasties ruled the Kabul Valley and Gandhara (modern-day Pakistan and Afghanistan) from the decline of the Kushan Empire in the 3rd century to the early 9th century. The Shahis are generally split up into two eras: the Buddhist Shahis and the Hindu Shahis, with the change-over thought to have occurred sometime around 870. The kingdom was known as the Kabul Shahan or Ratbelshahan from 565-670, when the capitals were located in Kapisa and Kabul, and later Udabhandapura, also known as Hund for its new capital.

A:
Until what century did the Kabul Shahi dynasties rule the Kabul Valley?
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