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: The film starts with a shot of a spaceship flying through space .
Sent 2: El , a crew member , walks through the corridors of the ship when he discovers the eponymous magic portal , a rectangular arch flashing with various colors .
Sent 3: Entering the portal , he is transported into a world of passageways .
Sent 4: Some LEGO creatures appear and build a small car for him to drive through the world of passages .
Sent 5: He then has a close encounter with a two-headed monster who chases him through the various paths of the mysterious world .
Sent 6: After El 's car has a bump from a crossing train , the car falls apart .
Sent 7: El finds another portal , and nearly gets eaten by the monster , who ends up in the real world while chasing a leftover tyre from the devoured car and attacks Lindsay Fleay .
Sent 8: El reports his experiences to Captain Paranoia , but neither him nor his shipmate Pee believes him .
Sent 9: However , Captain Paranoia finds another Portal , which takes him to a '' white expanse '' world , where a plasticine creature messes around with him , making him very annoyed and then flushs him out of the white colored world .
Sent 10: The plasticine creature then goes back through the portal Captain Paranoia came through .
Sent 11: The Captain then finds his way back to the ship , and tells El and Pee about what happened in the Portal .
Sent 12: El , Pee , Captain Paranoia and the Plasticine creature , go through the Portal , and find themselves in the real world , and get chased by liquid paper daleks .
Sent 13: The four escape the liquid paper daleks , which are scared off by the two-headed monster that El had an encounter with earlier , in a shoe car .
Question: What happens in the world of passageways?.

Output: 3, 4.

Input: Consider Input: Paragraph- Sent 1: Mr. Neville ( ( ( Anthony Higgins , a young and arrogant artist and something of a Byronic hero , is contracted to produce a series of 12 landscape drawings of an estate by Mrs. Virginia Herbert for her absent and estranged husband .
Sent 2: Part of the contract is that Mrs. Herbert agrees '' to meet Mr. Neville in private and to comply with his requests concerning his pleasure with me . ''
Sent 3: Several sexual encounters between them follow , each of them acted in such a way as to emphasise reluctance or distress on the part of Mrs Herbert and sexual aggression or insensitivity on the part of Mr Neville .
Sent 4: Meanwhile , whilst living on the estate , Mr. Neville gains quite a reputation with its dwellers , especially with Mrs. Herbert 's son-in-law , Mr. Talmann .
Sent 5: Mrs. Herbert , wearied of meeting Mr. Neville for his pleasure , tries to terminate the contract before all of the drawings are completed and orders Mr. Neville to stop .
Sent 6: But he refuses to void the contract and continues as before .
Sent 7: Then Mrs. Herbert 's married , but as yet childless , daughter , Mrs. Talmann , who has apparently become attracted to Mr. Neville , seems to blackmail him into making a second contract in which he agrees to comply with what is described as her pleasure , rather than his a reversal of the position in regard to her mother .
Sent 8: A number of curious objects appear in Neville 's drawings , which point ultimately to the murder of Mr. Herbert , whose body is discovered in the moat of the house .
Sent 9: Mr. Neville completes his twelve drawings and leaves the house .
Question: Why did Mrs. Herbert want to cancel the contract between her and Mr. Neville?.

Output: 3, 5.

Input: Consider Input: Paragraph- Sent 1: Tuesday, September 11, 2001, dawned temperate and nearly cloudless in the eastern United States.
Sent 2: Millions of men and women readied themselves for work.
Sent 3: Some made their way to the Twin Towers, the signature structures of the World Trade Center complex in New York City.
Sent 4: Others went to Arlington, Virginia, to the Pentagon.
Sent 5: Across the Potomac River, the United States Congress was back in session.
Sent 6: At the other end of Pennsylvania Avenue, people began to line up for a White House tour.
Sent 7: In Sarasota, Florida, President George W. Bush went for an early morning run.
Sent 8: For those heading to an airport, weather conditions could not have been better for a safe and pleasant journey.
Sent 9: Among the travelers were Mohamed Atta and Abdul Aziz al Omari, who arrived at the airport in Portland, Maine.
Sent 10: Boston: American 11 and United 175.
Sent 11: Atta and Omari boarded a 6:00 A.M. flight from Portland to Boston's Logan International Airport.
Sent 12: When he checked in for his flight to Boston, Atta was selected by a computerized prescreening system known as CAPPS (Computer Assisted Passenger Prescreening System), created to identify passengers who should be subject to special security measures.
Sent 13: Under security rules in place at the time, the only consequence of Atta's selection by CAPPS was that his checked bags were held off the plane until it was confirmed that he had boarded the aircraft.
Sent 14: This did not hinder Atta's plans.
Sent 15: Atta and Omari arrived in Boston at 6:45.
Sent 16: Seven minutes later, Atta apparently took a call from Marwan al Shehhi, a longtime colleague who was at another terminal at Logan Airport.
Sent 17: They spoke for three minutes.
Sent 18: It would be their final conversation.
Question: What flight was Mohmad Atta on when chosen by CAPPS system?.
Output: 9, 10, 12.