Problem: Given the question: Given the following passage "Bell's father, grandfather, and brother had all been associated with work on elocution and speech, and both his mother and wife were deaf, profoundly influencing Bell's life's work. His research on hearing and speech further led him to experiment with hearing devices which eventually culminated in Bell being awarded the first U.S. patent for the telephone in 1876.[N 4] Bell considered his most famous invention an intrusion on his real work as a scientist and refused to have a telephone in his study.[N 5]", answer the following question. Note that the answer is present within the text. Question: Who in Bell's family faced challenges?
++++++++++++++++++++++++++++++++
The answer is:
mother and wife

Problem: Given the question: Given the following passage "The Zipingpu Hydropower Plant (simplified Chinese: ; traditional Chinese: ) located 20 km east of the epicenter was damaged. A recent inspection indicated that the damage was less severe than initially feared, and it remains structurally stable and safe. The Tulong reservoir upstream is in danger of collapse. About 2,000 troops have been allocated to Zipingpu, trying to release the pressure through spillway. In total, 391 dams, most of them small, were reported damaged by the quake.", answer the following question. Note that the answer is present within the text. Question: Electricity generated using the energy of moving water is called?
++++++++++++++++++++++++++++++++
The answer is:
Hydropower

Problem: Given the question: Given the following passage "The Crimean War marked the ascendancy of France to the position of pre-eminent power on the Continent,:411 the continued decline of the Ottoman Empire, and the beginning of a decline for Tsarist Russia. As Fuller notes, "Russia had been beaten on the Crimean peninsula, and the military feared that it would inevitably be beaten again unless steps were taken to surmount its military weakness." The Crimean War marks the demise of the Concert of Europe, the balance of power that had dominated Europe since the Congress of Vienna in 1815, and which had included France, Russia, Austria and the United Kingdom.", answer the following question. Note that the answer is present within the text. Question: What controlled politics in the continent beforehand?
++++++++++++++++++++++++++++++++
The answer is:
the Concert of Europe