You are given a paragraph, with numbered sentences, and a question. Write the numbers of the sentences needed to answer the given question. Separate multiple sentence numbers with a comma (", "). E.g. "1, 2" would be the correct response if Sent 1 and Sent 2 are needed to answer the given question (do not include sentences that contain no information that is necessary to answer the question). Sort the sentence numbers in an increasing order (i.e., '1, 2', instead of '2, 1'). Your answer should not contain anything than the sentence numbers separated by a comma (e.g. '1, 2, 3, 4'). The given question requires more than one sentence to answer. So, your answer must contain at least one comma (", ").

Q: Paragraph- Sent 1: The Golden Heian Era: The geomancers in 794 decided that Heian-kyo (modern Kyoto) would be an auspicious site for the imperial family.
Sent 2: It was indeeduntil 1869.
Sent 3: Grants of tax-free land over the years had been made to Buddhist temples and members of the court aristocracy.
Sent 4: The most powerful families thus carved out for themselves whole regions that were to become the fiefdoms of Japanese feudalism.
Sent 5: By the end of the eighth century the clans had created a hierarchy of shiki, or rights, from the highest to the lowest ranks of society.
Sent 6: The aristocrat or court patron lent his prestige to a powerful provincial proprietor, who employed a competent estate-manager to oversee smallholders, who in turn worked their farms with dependent laborers.
Sent 7: This elaborate structure of interdependent rights and obligations was to serve Japanese society right into the 20th century.
Sent 8: Meanwhile, Heian court life blossomed in an effusion of aesthetic expression.
Sent 9: Princes and princesses judged the merits of birds, insects, flowers, roots, or seashells.
Sent 10: Literary party games held in ornate palace gardens required each guest to compose a small poem as his wine cup floated toward him along a miniature winding channel of water.
Sent 11: Expeditions were organized to the best viewing points for the first spring cherry blossoms, and special pavilions were built to watch the rising of the full moon.
Sent 12: Every gesture, from the most banal opening of an umbrella to the sublimest act of lovemaking, had its appropriate ceremonial.
Sent 13: Conversation often took the form of elegant exchanges of improvised verse.
Sent 14: The changing role of Chinese culture in Japanese life was epitomized in the language itself.
Sent 15: In the absence of an indigenous alphabet, Japanese scholars had with the greatest difficulty tried to adapt the complex ideograms of monosyllabic Chinese to the essentially polysyllabic Japanese.
Sent 16: Thus developed the katakana system used as a vehicle for writing Buddhist names and concepts.
Sent 17: After rival Fujiwara factions had been struggling for years to gain control of the imperial throne, they turned to the Taira and Minamoto armies in 1156 to wage the four-year war that heralded the end of the golden age of the Heian court.
Sent 18: The Taira, controlling the region along the Inland Sea, defeated the Minamoto armies based in the Kanto province east of the capital.
Question: What lead to the development of katakana system?.

A: 15, 16.
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Q: Paragraph- Sent 1: Einstein visited New York City for the first time on 2 April 1921, where he received an official welcome by Mayor John Francis Hylan, followed by three weeks of lectures and receptions.
Sent 2: He went on to deliver several lectures at Columbia University and Princeton University, and in Washington he accompanied representatives of the National Academy of Science on a visit to the White House.
Sent 3: On his return to Europe he was the guest of the British statesman and philosopher Viscount Haldane in London, where he met several renowned scientific, intellectual and political figures, and delivered a lecture at King's College.
Sent 4: He also published an essay, "My First Impression of the U.S.A.," in July 1921, in which he tried briefly to describe some characteristics of Americans, much as Alexis de Tocqueville did, who published his own impressions in Democracy in America (1835).
Sent 5: For some of his observations, Einstein was clearly surprised: "What strikes a visitor is the joyous, positive attitude to life .
Sent 6: The American is friendly, self-confident, optimistic, and without envy."Sent 7: In 1922, his travels took him to Asia and later to Palestine, as part of a six-month excursion and speaking tour, as he visited Singapore, Ceylon and Japan, where he gave a series of lectures to thousands of Japanese.
Sent 8: After his first public lecture, he met the emperor and empress at the Imperial Palace, where thousands came to watch.
Sent 9: In a letter to his sons, Einstein described his impression of the Japanese as being modest, intelligent, considerate, and having a true feel for art.
Sent 10: On his return voyage, he visited Palestine for 12 days in what would become his only visit to that region.
Sent 11: Einstein was greeted as if he were a head of state, rather than a physicist, which included a cannon salute upon arriving at the home of the British high commissioner, Sir Herbert Samuel.
Sent 12: During one reception, the building was stormed by people who wanted to see and hear him.
Sent 13: In Einstein's talk to the audience, he expressed happiness that the Jewish people were beginning to be recognized as a force in the world.
Question: What did Einstein initially think about Americans?.

A: 5, 6.
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Q: Paragraph- Sent 1: Three great battle cruisers had gone to the bottom--the _Queen Mary_, of 27,000 tons; the _Indefatigable_, of 18,750 tons, and the _Invincible_, of 17,250 tons.
Sent 2: Cruisers lost included the _Defense_, of 14,600 tons; the _Black Prince_; of 13,550 tons, and the _Warrior_, of 13,550 tons.
Sent 3: The giant battle cruiser _Marlborough,_ of 27,500 tons, had been badly damaged, as had the _Lion_ and other vessels.
Sent 4: The destroyers _Tipperary, Turbulent, Nestore, Alcaster, Fortune, Sparrow Hawk, Ardent_ and _Shark_ had been sunk.
Sent 5: Total losses ran high into the millions and in the number of men above 7,000.
Sent 6: The German losses had been less, but nevertheless, taking into consideration damage done to the effectiveness of the two fleets as a whole, the enemy had sustained the harder blow.
Sent 7: The British fleet still maintained control of the North Sea, while the Germans, because of their losses, had been deprived of a large part of the fighting strength of their fleet.
Sent 8: The British, in spite of their heavier losses, would recover more quickly than could the enemy.
Question: Name two different types of losses and one victory that the British navy experienced.

A:
1, 2, 3, 4, 5, 7.
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