Problem: Given the question: Extract the answer to the question from the following context. Question: what place was mentioned last? Context: General Dong Zhuo (d. 192 AD) found the young emperor and his brother wandering in the countryside. He escorted them safely back to the capital and was made Minister of Works, taking control of Luoyang and forcing Yuan Shao to flee. After Dong Zhuo demoted Emperor Shao and promoted his brother Liu Xie as Emperor Xian, Yuan Shao led a coalition of former officials and officers against Dong, who burned Luoyang to the ground and resettled the court at Chang'an in May 191 AD. Dong Zhuo later poisoned Emperor Shao.
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The answer is:
Chang'an

Problem: Given the question: Extract the answer to the question from the following context. Question: __ developed around the ancient boundary between the parishes of Ealing and Hanwell. Context: During the English Civil War the majority of Londoners supported the Parliamentary cause. After an initial advance by the Royalists in 1642 culminating in the battles of Brentford and Turnham Green, London was surrounded by defensive perimeter wall known as the Lines of Communication. The lines were built by an up to 20,000 people, and were completed in under two months. The fortifications failed their only test when the New Model Army entered London in 1647, and they were levelled by Parliament the same year.
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The answer is:
Brentford

Problem: Given the question: Extract the answer to the question from the following context. Question: What was a consequence of his stranglehold on power? Context: Sassou Nguesso aligned the country with the Eastern Bloc and signed a twenty-year friendship pact with the Soviet Union. Over the years, Sassou had to rely more on political repression and less on patronage to maintain his dictatorship.
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The answer is:
Sassou had to rely more on political repression and less on patronage