You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
In this task, you are given a question and a context passage. You have to answer the question based on the given passage.

what is the first event mentioned?, Context: The Russian Revolution is the series of revolutions in Russia in 1917, which destroyed the Tsarist autocracy and led to the creation of the Soviet Union. Following the abdication of Nicholas II of Russia, the Russian Provisional Government was established. In October 1917, a red faction revolution occurred in which the Red Guard, armed groups of workers and deserting soldiers directed by the Bolshevik Party, seized control of Saint Petersburg (then known as Petrograd) and began an immediate armed takeover of cities and villages throughout the former Russian Empire.
Solution: Russian Revolution
Why? This is a good example, and the Russian Revolution is the first event mentioned.

New input: what is the last time period mentioned?, Context: Institutes in Hyderabad include the National Institute of Rural Development, the Indian School of Business, the Institute of Public Enterprise, the Administrative Staff College of India and the Sardar Vallabhbhai Patel National Police Academy. Technical and engineering schools include the International Institute of Information Technology, Hyderabad (IIITH), Birla Institute of Technology and Science, Pilani – Hyderabad (BITS Hyderabad) and Indian Institute of Technology, Hyderabad (IIT-H) as well as agricultural engineering institutes such as the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) and the Acharya N. G. Ranga Agricultural University. Hyderabad also has schools of fashion design including Raffles Millennium International, NIFT Hyderabad and Wigan and Leigh College. The National Institute of Design, Hyderabad (NID-H), will offer undergraduate and postgraduate courses from 2015.
Solution:
2015