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 (", ").
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Question: 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?.

Answer: 3, 4.

Question: Paragraph- Sent 1: Alexander III of Macedon (20/21 July 356 - 10/11 June 323 BC), commonly known as Alexander the Great (Greek: Alexandros o Megas, Alexandros ho Megas [a.lek.san.dros ho me.gas]), was a King (Basileus) of the Ancient Greek kingdom of Macedon and a member of the Argead dynasty.
Sent 2: Born in Pella in 356 BC, Alexander succeeded his father, Philip II, to the throne at the age of twenty.
Sent 3: He spent most of his ruling years on an unprecedented military campaign through Asia and northeast Africa, until by the age of thirty he had created one of the largest empires of the ancient world, stretching from Greece to Egypt and into northwest India.
Sent 4: He was undefeated in battle and is considered one of history's most successful military commanders.
Sent 5: During his youth, Alexander was tutored by the philosopher Aristotle until the age of 16.
Sent 6: After Philip was assassinated in 336 BC, Alexander succeeded his father to the throne and inherited a strong kingdom and an experienced army.
Sent 7: He had been awarded the generalship of Greece and used this authority to launch his father's Panhellenic project to lead the Greeks in the conquest of Persia.
Sent 8: In 334 BC, he invaded the Achaemenid Empire, ruled Asia Minor, and began a series of campaigns that lasted ten years.
Sent 9: Alexander broke the power of Persia in a series of decisive battles, most notably the battles of Issus and Gaugamela.
Sent 10: He subsequently overthrew the Persian King Darius III and conquered the Achaemenid Empire in its entirety.
Sent 11: At that point, his empire stretched from the Adriatic Sea to the Indus River.
Sent 12: Seeking to reach the "ends of the world and the Great Outer Sea", he invaded India in 326 BC, but was eventually forced to turn back at the demand of his troops.
Sent 13: Alexander died in Babylon in 323 BC, the city he planned to establish as his capital, without executing a series of planned campaigns that would have begun with an invasion of Arabia.
Sent 14: In the years following his death, a series of civil wars tore his empire apart, resulting in several states ruled by the Diadochi, Alexander's surviving generals and heirs.
Sent 15: Alexander's legacy includes the cultural diffusion his conquests engendered, such as Greco-Buddhism.
Sent 16: He founded some twenty cities that bore his name, most notably Alexandria in Egypt.
Sent 17: Alexander's settlement of Greek colonists and the resulting spread of Greek culture in the east resulted in a new Hellenistic civilization, aspects of which were still evident in the traditions of the Byzantine Empire in the mid-15th century and the presence of Greek speakers in central and far eastern Anatolia until the 1920s.
Sent 18: Alexander became legendary as a classical hero in the mold of Achilles, and he features prominently in the history and myth of Greek and non-Greek cultures.
Question: How long after Phillip's death did Alexander invade India?.

Answer: 2, 6.

Question: Paragraph- Sent 1: (OPRAH.com) -- Chris Rock is an Emmy-winning comedian, devoted husband and loving father --but it's time to get to know a new side of this funnyman.
Sent 2: Meet Chris Rock, hair expert.
Sent 3: It's a detour he took after an innocent carpool ride left Rock with an idea he just couldn't shake.
Sent 4: "I was with my daughter one day, and we're in the car and she's with one of her friends in the back seat, a little white friend," he says.
Sent 5: "She was just kind of raving about her friend's hair a little too much for my comfort [saying]: 'You've got great hair.
Sent 6: Oh, your hair's so good.'" Not wanting to make her comments a big deal, Rock says he tried to play his them off.
Sent 7: "[I said]: "Oh, baby, your hair's beautiful.
Sent 8: Come on,'" he says.
Sent 9: "If I would have really reacted, then she would have a complex about her hair."Sent 10: Still, Rock couldn't let it go.
Sent 11: "It sparked something in me," he says.
Sent 12: Oprah.com: Oprah's hair throughout the years!
Sent 13: What Rock discovered is a $9 billion industry that affects the daily activities, wallets, self-esteem -- and even the sex lives -- of black women.
Sent 14: Because women spend so much time and money on their hair, Rock says men are forced to adopt a hands-off policy.
Sent 15: "You cannot touch a black woman's hair.
Sent 16: You are conditioned not to even go there," he says.
Sent 17: "When I was a dating guy, I dated women from different races.
Sent 18: Anytime I was with an Asian or a Puerto Rican girl or a white girl, my hands would constantly be in their hair.
Question: Why do men have a hands off policy when it comes to black women's hair?.

Answer:
15, 16.