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: Hundreds of thousands of years before China was to become the world's longest-running civilization, the prologue was enacted by means of the flicker of a carefully tended fire.
Sent 2: Peking Man, a forebear of Homo sapiens, achieved a mastery of fire.
Sent 3: We might call it the first Chinese invention.
Sent 4: Not that he devised flint and steel, matches, or any other way of creating fire.
Sent 5: Peking Man simply learned how to capture flame, perhaps from a forest fire, and keep it alight.
Sent 6: He thus enjoyed two revolutionary luxuries: light and heat.
Sent 7: Technologically and sociologically, it was a phenomenal breakthrough: with fire, communities could live year 'round in one cave, in which cooking and even smelting could be pursued.
Sent 8: And so, by 600,000 b.c., about 50 km (31 miles) southwest of present-day Beijing, the ancestors of mankind were ready to settle down.
Sent 9: Several hundred thousand years later, when Marco Polo reached the capital of China, he was astonished by a further development in fire technology.
Sent 10: The Chinese, he announced, used black stones dug out of mountains as fuel.
Sent 11: Europeans did not yet have a word for "coal," nor had they discovered a use for it.
Sent 12: The First Dynasty The confluence of mythology and history in China took place around 4,000 years ago during what is referred to as the Xia (Hsia) Dynasty.
Sent 13: This was still the Stone Age, but the people are thought to have made silk from thread produced by the worms they cultivated on the leaves of their mulberry trees.
Sent 14: And written language (which evolved as early as 4,500 to 5,000 years ago) was already in use, originally by oracles and then by official scribesChina's first scholars.
Sent 15: During the second of the quasi-legendary dynasties, the Shang (from about the 16th to 11th centuries b.c.), the Chinese developed an interest in art.
Sent 16: Careful geometric designs as well as dragon and bird motifs adorned bowls and implements.
Sent 17: And with the arrival of the Bronze Age, the Chinese created bronze vessels of such beauty and originality that, until modern times, archaeologists refused to believe they were cast 3,000 years ago.
Sent 18: The Shang Dynasty gave rise to the concept of one Chinese nation under one government.
Question: Did written language exist during The First Dynasty in China?.
[A]: 12, 14.

[Q]: Paragraph- Sent 1: In actual practice, however, we act too often as if we only cared for economic values.
Sent 2: If we are to live up to our educational profession, we must look our aim in the face and honestly practise what we believe.
Sent 3: While training of character and conduct is the accepted aim for education in general, to make this useful and practical each teacher must fix her attention on how this ultimate aim affects her own special part of the whole work.
Sent 4: By watching the free child she will discover how best she can help him: he knows his own business, and when unfettered by advice or command shows plainly that he is chiefly concerned with _gaining experience_.
Sent 5: He finds himself in what is to him a new and complex world of people and things; actual experience is the foundation for complete living, and the stronger the foundation the better the result of later building.
Sent 6: _The first vital principle then is that the teacher of young children must provide life in miniature; that is, she must provide abundant raw material and opportunities for experience_.
Question: How do the aim of education and the actual practice differ?.
[A]: 1, 3.

[Q]: Paragraph- Sent 1: Three years after the events of the original film , the authorities are attempting to return law and order to ravaged District 13 .
Sent 2: The death of gang overlord Taha Ben Mahmoud has left a power vacuum , and total control of the area is now being fought over by five rival territorial gang lords who want to step into Taha 's position .
Sent 3: After taking out a major drug dealer , Damien is framed for drug dealing and arrested , but manages to make a call to Le to .
Sent 4: Meanwhile , corrupt government agents from the Department of Internal State Security , led by Gassman are bent on destroying the five tower blocks at the heart of District 13 with tactical precision bombing , and building luxury flats after the area is cleared .
Sent 5: In order to spark conflict with the district 's gangs , they shoot several cops , dump their car in District 13 , and prompt several gang members into gunning down the vehicle .
Sent 6: The footage of the incident convinces the President to carry out the strike .
Sent 7: However , a group of teens videotaped the agents as they shot the cops themselves .
Sent 8: The DISS agents soon come after the teen to arrest him and seize the recording , but the youth manages to slip his memory card to Le to .
Sent 9: Le to escapes the cops in District 13 and goes to rescue Damien .
Sent 10: After freeing Damien from his cell , they discuss the events and further plans , resolving to gather enough proof to expose the DISS agents .
Sent 11: While Damien distracts the guards , Le to breaks into Gassman 's office to steal his hard-drive for the evidence that they need .
Question: Why does Gassman want the President to order a strike against District 13?.
[A]:
2.