Based on the information present in the given passage, you need to write a correct answer to the given question. A correct answer is one that correctly and completely answers the question. Do not write answers that address the question partially or incorrectly. The correct answer must be contained in the given paragraph.

Example Input: Paragraph- Sent 1: You might want to know how cold it is.
Sent 2: You may need to know how fast the wind is blowing.
Sent 3: Maybe it rained last night?
Sent 4: Do you know how much?
Sent 5: Does it feel humid to you?
Sent 6: You have heard all these questions before.
Sent 7: To answer these questions, we need data.
Sent 8: That data comes from special tools.
Sent 9: These tools collect data about the weather.
Sent 10: You can see some of the common tools listed below: A thermometer measures temperature.
Sent 11: An anemometer measures wind speed.
Sent 12: A rain gauge measures the amount of rain.
Sent 13: A hygrometer measures humidity.
Sent 14: A wind vane shows wind direction.
Sent 15: A snow gauge measures the amount of snow.
Question: How is weather measured?.
Example Output: Special tools.

Example Input: Paragraph- Sent 1: Crew members ran for their lives when overhanging metalwork crashed onto a stage in a Toronto park Saturday afternoon, pinning and killing one man, authorities said.
Sent 2: The collapse happened around 4 p.m., one hour before spectators were set to begin streaming in for a concert by the alternative rock group Radiohead.
Sent 3: Several people were on the stage at the time, preparing for the show, when scaffolding-like material towering about 50 feet above collapsed.
Sent 4: "Unfortunately, four people were hurt," Toronto police Constable Tony Vella said.
Sent 5: "The remainder of the people, when they heard the stage coming (down), ran from the area."Sent 6: Firefighters arrived to find one man "trapped under the structure," said Toronto fire Platoon Chief Tony Bellavance.
Sent 7: They helped to extricate the man, then moved away from what was then still considered an "unstable structure," Bellavance added.
Sent 8: Paramedics, who happened to be at the scene in preparation for the concert, "immediately rendered aid," according to on-site Toronto Emergency Medical Services commander Peter Rotolo.
Sent 9: The victim -- who has not been identified, amid efforts to contact his next of kin -- was pronounced dead at the scene.
Sent 10: Police said he was in his 30s.
Sent 11: Another man who suffered serious injuries due to the collapse was transported to Toronto's Sunnybrook Hospital, Ian McClelland of the city's EMS department said.
Sent 12: The 45-year-old man suffered a head injury that isn't considered life-threatening, according to Toronto police.
Sent 13: Two other men with minor injuries were assessed and released, McClelland said.
Sent 14: Aerial footage afterward showed that some metal framing -- some of it covered in a blue material -- crumpled on the stage, which was in front of a large grassy area.
Sent 15: Some of the scaffolding-like material remained standing, reaching about 50 feet in the sky.
Sent 16: The stage was being set up especially for the Radiohead concert, Vella said.
Sent 17: At the time it came down, the weather was good with no storm rolling through or significant winds, added fellow police Constable Harrison Ford.
Question: How old was the man who was dead at the scene?.
Example Output: In his thirties.

Example Input: Paragraph- Sent 1: Alexander fled Macedon with his mother, dropping her off with her brother, King Alexander I of Epirus in Dodona, capital of the Molossians.
Sent 2: He continued to Illyria, where he sought refuge with the Illyrian King and was treated as a guest, despite having defeated them in battle a few years before.
Sent 3: However, it appears Philip never intended to disown his politically and militarily trained son.
Sent 4: Accordingly, Alexander returned to Macedon after six months due to the efforts of a family friend, Demaratus, who mediated between the two parties.
Sent 5: In the following year, the Persian satrap (governor) of Caria, Pixodarus, offered his eldest daughter to Alexander's half-brother, Philip Arrhidaeus.
Sent 6: Olympias and several of Alexander's friends suggested this showed Philip intended to make Arrhidaeus his heir.
Sent 7: Alexander reacted by sending an actor, Thessalus of Corinth, to tell Pixodarus that he should not offer his daughter's hand to an illegitimate son, but instead to Alexander.
Sent 8: When Philip heard of this, he stopped the negotiations and scolded Alexander for wishing to marry the daughter of a Carian, explaining that he wanted a better bride for him.
Sent 9: Philip exiled four of Alexander's friends, Harpalus, Nearchus, Ptolemy and Erigyius, and had the Corinthians bring Thessalus to him in chains.
Question: Who fled Macedon with Alexander?.
Example Output:
His mother.