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: Alexander II (Russian: Aleksandr II Nikolaevich, tr.
Sent 2: Aleksandr II Nikolaevich; IPA: [aljI'ksandr fta'roj njIka'lajIvjItc]; 29 April [O.S. 17 April] 1818 in Moscow - 13 March [O.S. 1 March] 1881 in Saint Petersburg) was the Emperor of Russia from 2 March 1855 until his assassination in 1881.
Sent 3: He was also the King of Poland and the Grand Duke of Finland.
Sent 4: Alexander was the most successful Russian reformer since Peter the Great.
Sent 5: His most important achievement was the emancipation of serfs in 1861, for which he became known as Alexander the Liberator (Russian: Aleksandr Osvoboditel', tr.
Sent 6: Aleksandr Osvoboditel; IPA: [aljI'ksandr asv@ba'djitjIlj]).
Sent 7: The tsar was responsible for numerous other reforms including reorganizing the judicial system, setting up elected local judges, abolishing capital punishment, promoting local self-government through the zemstvo system, imposing universal military service, ending some of the privileges of the nobility, and promoting the universities.
Sent 8: Despite these reforms, during his reign, his brutal secret police, known as the Third Section, sent thousands of dissidents into exile in Siberia.
Sent 9: In foreign policy, Alexander sold Alaska to the United States in 1867, fearing the remote colony would fall into British hands if there was another war.
Sent 10: He sought peace, moved away from bellicose France when Napoleon III fell in 1871, and in 1872 joined with Germany and Austria in the League of the Three Emperors that stabilized the European situation.
Sent 11: Despite his otherwise pacifistic foreign policy, he fought a brief war with Turkey in 1877-78, pursued further expansion into Siberia and the Caucasus, and conquered Turkestan.
Sent 12: Although disappointed by the results of the Congress of Berlin in 1878, Alexander abided by that agreement.
Sent 13: Among his greatest domestic challenges was an uprising in Poland in 1863, to which he responded by stripping that land of its separate Constitution and incorporating it directly into Russia.
Sent 14: Alexander was proposing additional parliamentary reforms to counter the rise of nascent revolutionary and anarchistic movements when he was assassinated in 1881.
Question: Why is Alexander II called Aleksandr Osvoboditel?.

Answer: He was know as Aleksandr Osvoboditel because of the emancipation of serfs in 1861.

Question: Paragraph- Sent 1: Washington The Iraqi government has agreed to let U.S. Rep. Tony Hall visit the country next week to assess a humanitarian crisis that has festered since the Gulf War of 1990, Hall's office said Monday.
Sent 2: The Dayton Democrat, who has traveled to other crisis points including Sierra Leone and North Korea, will spend three days visiting hospitals and other facilities to seek understanding why aid has been ineffective in stemming malnourishment and other medical problems.
Sent 3: Iraq has been under economic sanctions since the war ended, which some say have thwarted the country's ability to recover from the devastation of the bombing campaign.
Sent 4: The Persian Gulf War destroyed much of the country's medical infrastructure, according to a report by the World Health Organization.
Sent 5: In 1996 the WHO found that much of the population existed in a state of ''semi-starvation.''Sent 6: Hall will be only the second member of Congress to travel in Iraq since the war, according to Hall's office.
Sent 7: The last visitor was then-U.S. Rep. Bill Richardson of New Mexico, who went to help a pair of U.S. oilmen in diplomatic trouble.
Sent 8: Hall flies to Amman, Jordan, on Friday, where he'll spend the night before driving to Iraq.
Sent 9: Flights are not permitted into Iraq.
Sent 10: Hall is to return to Washington on April 22.
Sent 11: Story Filed By Cox Newspapers.
Question: How many U.S members of Congress visited Iraq before Hall?.

Answer: One.

Question: Paragraph- Sent 1: Charlie Y. Reader is a 35-year-old theatrical agent in New York , living a seemingly idyllic life as a bachelor .
Sent 2: Numerous women ( among them Poppy , Helen , and Jessica come and go , cleaning and cooking for him .
Sent 3: Charlie 's best friend since kindergarten , Joe McCall , who has a wife named Ethel and children in Indianapolis , comes to New York for a stay at Charlie 's apartment , claiming that the excitement is gone from his 11-year marriage and that he wants to leave his wife .
Sent 4: Joe envies and is amazed by Charlie 's parade of girlfriends , while Charlie professes admiration for Joe 's married life and family .
Sent 5: At an audition , Charlie meets singer-actress Julie Gillis .
Sent 6: She has her life planned to a tight schedule , determined to marry and retire from performing to a life of child-rearing by 22 .
Sent 7: Although at first she wards off Charlie 's advances , she comes to see him as the ideal man for her plans .
Sent 8: Julie demands that Charlie stop seeing other women .
Sent 9: Charlie balks , but he begins to fall in love with her .
Sent 10: Joe starts keeping company with Sylvia Crewes , a sophisticated classical musician and a typically neglected lover of Charlie 's .
Sent 11: Sylvia is approaching 33 and desires marriage as much as the younger Julie does .
Sent 12: One day , annoyed by Julie and possibly jealous of Joe 's attentions , Charlie blurts out a proposal of marriage to Sylvia .
Sent 13: She is thrilled , only to discover the morning after their engagement party that he has proposed to Julie as well .
Sent 14: Joe confesses his love to Sylvia and asks her to marry him .
Question: How old is Joe McCall's best friend?.

Answer:
Joe's best friend Charlie Y. Reader, is 35.