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 (", ").

Input: Consider Input: Paragraph- Sent 1: Brad, Texas (CNN) -- Authorities were working on plans Friday for residents who were forced to flee a wildfire in northern Texas to return home, a day after firefighters made progress battling the blaze that destroyed dozens of homes.
Sent 2: The blaze in Palo Pinto County scorched 6,200 acres by Thursday, according to the Texas Forest Service.
Sent 3: The fire is burning near the resort of Possum Kingdom Lake, near the town of Brad, about 100 miles west of Dallas.
Sent 4: "We feel much better about this fire today," as the blaze is now 50% contained, said John Nichols, a spokesman for the Forest Service.
Sent 5: He said evacuations were lifted for some residents forced to evacuate the fire, which was driven by high temperatures and dry winds.
Sent 6: The wildfire has destroyed 40 homes and nine RVs since it began Tuesday, the Forest Service said Thursday.
Sent 7: Firefighters were receiving support from aerial tankers and helicopters.
Sent 8: Authorities are mapping out plans to allow residents to return to their homes, said Palo Pinto County Sheriff Ira Mercer.
Sent 9: Authorities also are trying to open the lake for the Labor Day holiday, he said.
Sent 10: On Wednesday, evacuations were ordered in several communities on the north side of the lake after the fire charged over a ridge and approached a dam on the lake, CNN affiliate WFAA reported.
Sent 11: The wildfire was moving so fast that the Forest Service pulled out of its command observation post, telling journalists and onlookers to get out of the way of the fire.
Sent 12: "My house is right through here, though it may be gone," Tom Hardeston told WFAA as he watched the fire.
Sent 13: Nearby ranchers battled to save their herds from the encroaching fire.
Sent 14: "I'm just moving them from pasture to pasture," Cindi McCoy told WFAA, referring to her livestock.
Sent 15: "As one pasture burns, I'm moving them back to that one and bring(ing) them back around.".
Question: When was the blaze 50 percent contained?.

Output: 1, 4.

Input: Consider Input: Paragraph- Sent 1: The Ottoman Empire was weakening, however, and in 1821, the peoples of the Greek mainland achieved nationhood for the first time.
Sent 2: The Cyclades and the Sporades island chains were also included in this new state.
Sent 3: A new sense of identity enveloped Greek peoples throughout the Aegean, thus commencing a movement to expand Greece and unify the disparate Orthodox populations.
Sent 4: The Twentieth Century A series of disastrous decisions at the beginning of the 20th century began to sound a death knell for the Ottoman Empire.
Sent 5: The Turks lost a short war with Italy, and were forced to relinquish the Dodecanese islands to the Italians.
Sent 6: Greece took this opportunity to absorb the islands of the northern and eastern Aegean and to add Macedonia to its mainland territories.
Sent 7: Following this debacle, the Ottomans then allied themselves to Germany in the World War I, losing more territory with the defeat of the Germans in that war.
Sent 8: Greece was handed a strip of land along the western coast of Asia Minor, which for over 2,000 years had had a substantial Greek population.
Sent 9: Greece moved in to administer the land, but a new influence upset any grand dreams of making this region a part of greater Greece.
Sent 10: In 1923, Turkey broke away from the tired Ottoman rulers, and Kemal Ataturk rose to power on a wave of popular support.
Sent 11: He promised a modern state for his people, but as the situation became volatile, civil strife broke out in Turkish cities, and those considered Greek were victims of threats and violence.
Sent 12: Many had to leave their birthplaces, fleeing to Lesvos, Chios, and Samos, the Greek-ruled islands just offshore.
Sent 13: Thousands of people arrived with little more than the clothes they wore, putting great strain on the resources of the islands.
Sent 14: Finally, Greece was ousted from its new territory in Asia Minor, which became part of the new Turkish state.
Question: When did Greece absorb the islands of the northern and eastern Aegean?.

Output: 5, 6.

Input: Consider Input: Paragraph- Sent 1: The Cole attack prompted renewed consideration of what could be done about al Qaeda.
Sent 2: According to Clarke, Berger upbraided DCITenet so sharply after the Cole attack-repeatedly demanding to know why the United States had to put up with such attacks-that Tenet walked out of a meeting of the principals.
Sent 3: The CIA got some additional covert action authorities, adding several other individuals to the coverage of the July 1999 Memorandum of Notification that allowed the United States to develop capture operations against al Qaeda leaders in a variety of places and circumstances.
Sent 4: Tenet developed additional options, such as strengthening relationships with the Northern Alliance and the Uzbeks and slowing recent al Qaeda-related activities in Lebanon.
Sent 5: On the diplomatic track, Berger agreed on October 30, 2000, to let the State Department make another approach toTaliban Deputy Foreign Minister Abdul Jalil about expelling Bin Ladin.
Sent 6: The national security advisor ordered that the U.S.message"be stern and foreboding."Sent 7: This warning was similar to those issued in 1998 and 1999.
Sent 8: Meanwhile, the administration was working with Russia on new UN sanctions against Mullah Omar's regime.
Sent 9: President Clinton told us that before he could launch further attacks on al Qaeda in Afghanistan, or deliver an ultimatum to the Taliban threatening strikes if they did not immediately expel Bin Ladin, the CIA or the FBI had to be sure enough that they would "be willing to stand up in public and say, we believe that he [Bin Ladin] did this."Sent 10: He said he was very frustrated that he could not get a definitive enough answer to do something about the Cole attack.
Sent 11: Similarly, Berger recalled that to go to war, a president needs to be able to say that his senior intelligence and law enforcement officers have concluded who is responsible.
Sent 12: He recalled that the intelligence agencies had strong suspicions, but had reached "no conclusion by the time we left office that it was al Qaeda.".
Question: What was the US message to the Taliban Deputy Foreign Minister Regarding?.
Output: 5, 6.