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: Triumph and Disaster: The 20th century saw a stupendous release of energies that had been pent up for the 250 years of Tokugawa isolation.
Sent 2: By 1930 raw-material production had tripled the figure of 1900, manufactured goods had increased twelve-fold, and heavy industry was galloping towards maturity.
Sent 3: Britain led the World War I Ailies in large orders for munitions, while Japan expanded sales of manufactured goods to Asian and other markets cut off from their usual European suppliers.
Sent 4: Merchant shipping doubled in size and increased its income ten-fold as the European fleets were destroyed.
Sent 5: Setbacks in the 1930s caused by the European postwar slump were only a spur to redouble efforts by diversifying heavy industry into the machine-making, metallurgical, and chemical sectors.
Sent 6: Even the terrible 1923 Tokyo earthquake, which cost over 100,000 lives and billions of dollars, provided another stimulus due to the construction boom that followed.
Sent 7: Riding the crest of this economic upsurge were the zaibatsu conglomeratesa dozen family-run combines, each involved in mining, manufacturing, marketing, shipping, and banking.
Sent 8: These tightly controlled commercial pyramids were the true heirs to the old feudal structures.
Sent 9: Japan's progress toward parliamentary democracy was halted in the 1930s by the growing nationalism being imposed on government by the generals and admirals.
Sent 10: They proclaimed Japan's mission to bring progress to its backward Asian neighbors in language not so very different from that of the Europeans in Africa or the US in Latin America.
Sent 11: After the Russian Revolution of 1917, the Soviet Union was regarded as a major threat to Japan's security, and the army felt it needed Manchuria and whatever other Chinese territory it could control as a buffer against Russian advances.
Sent 12: In 1931 the Japanese occupied Manchuria.
Sent 13: And then in 1937, with the popular support of ultra-right-wing groups, the army overrode parliamentary resistance in Tokyo and went to war against the Chinese Nationalists.
Sent 14: By 1938, they held Nanking, Hankow, and Canton.
Sent 15: Japanese expansionist policies were leading to direct confrontation with the West.
Sent 16: Japan hoped that war in Europe would divert the Soviet Union from interference in East Asia, giving Japan a free hand both in China and, through its alliance with Germany, in French IndoChina after the defeat of France.
Sent 17: The US responded to the Japanese invasion of IndoChina with a trade and fuel embargo, cutting off 90 percent of Japan's supplies.
Sent 18: The result was the attack on the American fleet at Pearl Harbor (7 December 1941) and total war.
Question: What resulted in the attack on the American fleet at Pearl Harbor?.

Answer: The trade and fuel embargo.

Question: Paragraph- Sent 1: (CNN) -- English club Chelsea have completed the signing of Oriol Romeu from Spanish and European champions Barcelona.
Sent 2: The 19-year-old is currently playing for Spain at the World Under-20 Championships in Colombia and has signed a four-year deal with last season's Premier League runners-up.
Sent 3: The deal is worth $7 million and includes a buy back clause, set at $14 million after the first year and $21 million after the second.
Sent 4: Romeu started his career at Barcelona's city rivals Espanyol before joining the Camp Nou academy in 2004.
Sent 5: The midfielder, who can also play in central defence, made his debut for Barcelona in last season's Spanish Supercup match with Seville and got his first taste of league action against Deportivo in May 2010.
Sent 6: He has played 90 minutes in both of Spain's games at the World Under-20 Championships, when they beat Costa Rica and Ecuador.
Sent 7: Chelsea official web site confirmed the signing and said Romeu is "renowned for his strength and his expansive passing ability."Sent 8: Another player leaving Barcelona is Jeffren Suarez after he agreed to join Sporting Lisbon.
Sent 9: The Portuguese outfit have paid $5 million for the 23-year-old which, like the Romeu deal, includes a buy back option.
Sent 10: Jeffren joined Barca from Tenerife in 2004 and made his debut for the Catalan club in the 2006-07 season.
Question: How old is Oriol Romeu?.

Answer: 19 years and six months old.

Question: Paragraph- Sent 1: Einstein and Maric married in January 1903.
Sent 2: In May 1904, the couple's first son, Hans Albert Einstein, was born in Bern, Switzerland.
Sent 3: Their second son, Eduard, was born in Zurich in July 1910.
Sent 4: In 1914, the couple separated; Einstein moved to Berlin and his wife remained in Zurich with their sons.
Sent 5: They divorced on 14 February 1919, having lived apart for five years.
Sent 6: Eduard, whom his father called "Tete" (for petit), had a breakdown at about age 20 and was diagnosed with schizophrenia.
Sent 7: His mother cared for him and he was also committed to asylums for several periods, including full-time after her death.
Sent 8: The marriage with Maric does not seem to have been very happy.
Sent 9: In letters revealed in 2015, Einstein wrote to his early love, Marie Winteler, about his marriage and his still strong feelings for Marie.
Sent 10: In 1910 he wrote to her that "I think of you in heartfelt love every spare minute and am so unhappy as only a man can be" while his wife was pregnant with their second child.
Sent 11: Einstein spoke about a "misguided love" and a "missed life" regarding his love for Marie.
Sent 12: Einstein married Elsa Lowenthal on 2 June 1919, after having had a relationship with her since 1912.
Sent 13: She was a first cousin maternally and a second cousin paternally.
Sent 14: In 1933, they emigrated to the United States.
Sent 15: In 1935, Elsa Einstein was diagnosed with heart and kidney problems; she died in December 1936.
Question: After Albert and Maric separated, who remained in Zurich?.

Answer:
Hans.