Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.
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Question: Paragraph- Sent 1: From Babylon, Alexander went to Susa, one of the Achaemenid capitals, and captured its legendary treasury.
Sent 2: He sent the bulk of his army to the Persian ceremonial capital of Persepolis via the Royal Road.
Sent 3: Alexander himself took selected troops on the direct route to the city.
Sent 4: He had to storm the pass of the Persian Gates (in the modern Zagros Mountains) which had been blocked by a Persian army under Ariobarzanes and then hurried to Persepolis before its garrison could loot the treasury.
Sent 5: On entering Persepolis, Alexander allowed his troops to loot the city for several days.
Sent 6: Alexander stayed in Persepolis for five months.
Sent 7: During his stay a fire broke out in the eastern palace of Xerxes and spread to the rest of the city.
Sent 8: Possible causes include a drunken accident or deliberate revenge for the burning of the Acropolis of Athens during the Second Persian War.
Question: What are the possible causes of the fire that broke out in the eastern palace of Xerxes?.

Answer: A drunken accident or deliberate revenge for the burning of the Acropolis.

Question: Paragraph- Sent 1: Born in Moscow, Pushkin published his first poem at the age of fifteen.
Sent 2: By the time he finished school as part of the first graduating class of the prestigious Imperial Lyceum in Tsarskoe Selo near Saint Petersburg, his talent was already widely recognized within the Russian literary scene.
Sent 3: After school, Pushkin plunged into the vibrant and raucous intellectual youth culture of the capital, Saint Petersburg.
Sent 4: In 1820 he published his first long poem, Ruslan and Lyudmila, amidst much controversy about its subject and style.
Sent 5: Pushkin gradually became committed to social reform and emerged as a spokesman for literary radicals.
Sent 6: This angered the government, and led to his transfer from the capital (1820).
Sent 7: He went to the Caucasus and to the Crimea, then to Kamenka and Chisinau, where he became a Freemason.
Question: What was going on with Pushkin in 1820?.

Answer: He was being transferred from the capital.

Question: Paragraph- Sent 1: The series starts in Baghdad at an undetermined time .
Sent 2: The Sultan Shahryar has gone mad after accidentally killing his wife during a failed coup d' tat , Which she had planned with Shahryar's brother Schahzenan .
Sent 3: In his madness , Shahryar believes that all women now want to kill him , but the law states that the Sultan must be married again or the throne will be passed to his brother .
Sent 4: Shahryar therefore orders Grand Vizier Ja'Far ( ( ( Jim Carter to bring him a harem girl to marry and then have executed the next day .
Sent 5: In order to prevent this , the Grand Vizier's clever daughter , Scheherazade , decides to marry the Sultan herself .
Sent 6: Scheherazade has a plan to prevent her execution and at the same time cure the Sultan of his madness .
Sent 7: With the help of some tutoring from a bazaar storyteller , Scheherazade tells the Sultan a story every night , stopping at dawn with a cliffhanger and refusing to continue until dusk .
Sent 8: Shahryar must therefore let Scheherazade live for another day in order to hear the rest of the story .
Sent 9: Cunningly , Scheherazade has hidden a moral within every story , to bring the Sultan out of his madness .
Sent 10: Meanwhile , Schahzenan hears about the Sultan's madness and that he is unable to execute Scheherazade .
Sent 11: Perceiving this as weakness , Schahzenan leads his army to Baghdad in an attempt to take the throne by force .
Sent 12: However , by the time Schahzenan's army reaches the city , Scheherazade's plan has worked .
Sent 13: As a result of her stories , Shahryar has overcome his madness and has fallen in love with Scheherazade .
Question: In what ways did the sultan's brother try to oust him?.

Answer:
By coup d' tat and by force.