In this task, you are given a question and a context passage. You have to answer the question based on the given passage.

[EX Q]: Who were the communists that came to power?, Context: Following the breakup of the Russian Empire in the aftermath of World War I for a brief period, from 1918 to 1920, Armenia was an independent republic. In late 1920, the communists came to power following an invasion of Armenia by the Red Army, and in 1922, Armenia became part of the Transcaucasian SFSR of the Soviet Union, later forming the Armenian Soviet Socialist Republic (1936 to September 21, 1991). In 1991, Armenia declared independence from the USSR and established the second Republic of Armenia.
[EX A]: Transcaucasian SFSR of the Soviet Union

[EX Q]: How did people react to the changes Passos Coelho made?, Context: Passos Coelho also announced that the retirement age will be increased from 65 to 66, announced cuts in the pensions, unemployment benefits, health, education and science expenses, abolished the English obligatory classes in Basic Education, but kept the pensions of the judges, diplomats untouched and didn't raise the retirement age of the military and police forces. He has, however, cut meaningfully the politicians salaries. These policies have led to social unrest and to confrontations between several institutions, namely between the Government and the Constitutional Court. Several individualities belonging to the parties that support the government have also raised their voices against the policies that have been taken in order to try to solve the financial crisis.
[EX A]: These policies have led to social unrest and to confrontations between several institutions, namely between the Government and the Constitutional Court

[EX Q]: A building material is?, Context: Few large stone buildings were constructed between the Constantinian basilicas of the 4th century and the 8th century, although many smaller ones were built during the 6th and 7th centuries. By the beginning of the 8th century, the Carolingian Empire revived the basilica form of architecture. One feature of the basilica is the use of a transept, or the "arms" of a cross-shaped building that are perpendicular to the long nave. Other new features of religious architecture include the crossing tower and a monumental entrance to the church, usually at the west end of the building.
[EX A]:
stone