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 (", ").

Ex Input:
Paragraph- Sent 1: Fossils give clues about major geological events.
Sent 2: Fossils can also give clues about past climates.
Sent 3: Fossils of ocean animals on the top of a mountain?
Sent 4: Ocean animals have been found on the Earths tallest mountain.
Sent 5: Its hard to believe, but it is true.
Sent 6: These fossils were found at the top of Mt. Everest.
Sent 7: Mt. Everest is the highest mountain on Earth.
Sent 8: These fossils showed that this entire area was once at the bottom of a sea.
Sent 9: It can only mean that Mt. Everest was uplifted.
Sent 10: In fact, the entire Himalaya mountain range was raised.
Sent 11: It was forced up from the collision of two continents.
Sent 12: Fossils of plants are found in Antarctica.
Sent 13: Now, Antarctica is almost completely covered with ice.
Sent 14: Plants do not grow in Antarctica.
Sent 15: According to fossils, they once did.
Sent 16: This means that Antarctica was once much warmer than it is now.
Sent 17: These fossils tell us about Antarcticas past climate.
Question: What Is the evidence that temperature used to be warmer in Antarctica?.

Ex Output:
2, 14, 15, 16.

Ex Input:
Paragraph- Sent 1: Elaan is a declaration of war against the reign of terror unleashed by the ganglords .
Sent 2: The story revolves around an upright and principled Police Officer , A.C.P. Ramakant Chaudhary whose eldest son Vikas is killed in a pre-planned accident .
Sent 3: But the A.C.P. is unable to nab the culprits for want of valid evidence .
Sent 4: Consequently , the A.C.P. , his wife Revati and younger son Vishal are griefstricken over the loss of young Vikas .
Sent 5: While the atmosphere in the city is already vitiated by the atrocities of ganglords Baba Khan and Manna Shetty who enjoy the support of some unscrupulous police personnel , the A.C.P. vows to make the ruthless gangsters bite the dust , without taking the law in his own hands .
Sent 6: On the other hand , Vishal an angry young man , can not stand this injustice since the police had failed to arrest his brother 's killers , and he silently resents his A.C.P father 's inaction in dealing with the culprits .
Sent 7: The ideologies of the father and son clash - which lead to a conflict between a dutiful father and a reckless son .
Sent 8: The only one who understands the agony of Vishal is Mohini , the daughter of head constable Devkinandan Sharma .
Sent 9: The day comes when Vishal confronts Baba Khan and Manna Shetty which leads to tension and gory situation for the A.C.P. , as the ganglords threaten to eliminate the A.C.P. as well as his wife Revati and son Vishal .
Question: What are the names of the persons who embody the Father -Son clash?.

Ex Output:
2, 4, 7.

Ex Input:
Paragraph- Sent 1: MADRID, Spain (CNN) -- Relatives of a woman killed in a Spanish airline crash were erroneously given the remains of another victim, and then were asked by authorities to return them, CNN partner network CNN+ reported Thursday.
Sent 2: The victims of the crash were first laid out at a Madria convention center.
Sent 3: A Madrid judge has opened an investigation into the error, and judicial sources say the initial indication is that the mixup occurred not in the proper identification of the victim, but in delivering the wrong remains to the family in question, CNN+ reported.
Sent 4: The family Wednesday received an urn numbered 104, and were told it contained the ashes of their loved one, Pilar Gonzalez Ferreira, who died in the crash.
Sent 5: But as the family was preparing to leave Madrid, officials called to tell them about the error and asked for the return of urn 104, CNN+ reported.
Sent 6: Instead of urn 104, the family was supposed to have received urn 134, which actually contains the remains of Pilar Gonzalez, CNN+ reported, citing judicial sources and another family which also lost a relative in the crash.
Sent 7: The Spanair MD82 jet crashed last week at Madrid's airport as the plane was trying to take off, killing 154 people.
Sent 8: The aircraft, bound for Spain's Canary Islands, managed to rise only slightly before coming down quickly to the right of the runway, its tail section hitting the ground first, just off the asphalt.
Sent 9: Then the out-of-control plane skidded and bounced at least three times as it careered 1,200 meters (3,840 feet) across uneven terrain and exploded, coming to rest in a gully, a top official of the investigative commission told a news conference in Madrid on Tuesday.
Sent 10: Many of the bodies were badly charred from the fire, and authorities have used DNA samples to carry out numerous identifications.
Question: Did the relatives of Pilar Gonzalez Ferreira receive her remains in the first urn provided them?.

Ex Output:
1, 3, 4.