paragraph_text: During Andrés López Obrador's administration a political slogan was introduced: la Ciudad de la Esperanza ("The City of Hope"). This motto was quickly adopted as a city nickname, but has faded since the new motto Capital en Movimiento ("Capital in Movement") was adopted by the administration headed by Marcelo Ebrard, though the latter is not treated as often as a nickname in media. Since 2013, to refer to the City particularly in relation to government campaigns, the abbreviation CDMX has been used (from Ciudad de México).

paragraph_text: Trick - or - treating is a Halloween ritual custom for children and adults in many countries. Children in costumes travel from house - to - house, asking for treats with the phrase ``Trick or treat ''. The`` treat'' is usually some form of candy, although, in some cultures, money is used instead. The ``trick ''is a threat, usually idle, to perform mischief on the homeowners or their property if no treat is given. Trick - or - treating usually occurs on the evening of October 31. Some homeowners signal that they are willing to hand out treats by putting up Halloween decorations outside their doors; others simply leave treats available on their porches for the children to take freely.

paragraph_text: Menarche (/ mɪˈnɑːrkiː / mi - NAR - kee; Greek: μήν mēn ``month ''+ ἀρχή arkhē`` beginning'') is the first menstrual cycle, or first menstrual bleeding, in female humans. From both social and medical perspectives, it is often considered the central event of female puberty, as it signals the possibility of fertility.

paragraph_text: Finally, Mowgli stumbles across the village where his adopted human mother (Messua), is now living, which forces him to come to terms with his humanity and decide whether to rejoin his fellow humans in ``The Spring Running ''.

paragraph_text: Antarctic explorers Robert Falcon Scott and Frank Bickerton both lived in the city. Artists include Beryl Cook whose paintings depict the culture of Plymouth and Robert Lenkiewicz, whose paintings investigated themes of vagrancy, sexual behaviour and suicide, lived in the city from the 1960s until his death in 2002. Illustrator and creator of children's series Mr Benn and King Rollo, David McKee, was born and brought up in South Devon and trained at Plymouth College of Art. Jazz musician John Surman, born in nearby Tavistock, has close connections to the area, evidenced by his 2012 album Saltash Bells. The avant garde prepared guitarist Keith Rowe was born in the city before establishing the jazz free improvisation band AMM in London in 1965 and MIMEO in 1997. The musician and film director Cosmo Jarvis has lived in several towns in South Devon and has filmed videos in and around Plymouth. In addition, actors Sir Donald Sinden and Judi Trott. George Passmore of Turner Prize winning duo Gilbert and George was born in the city, as was Labour politician Michael Foot whose family reside at nearby Trematon Castle.

paragraph_text: Arnold Ziffel is a pig featured in Green Acres, an American situation comedy that originally aired on CBS from 1965 to 1971 and was produced by Filmways, Inc... The show is premised on rural American humor and features Oliver Douglas and his wife Lisa as city - dwellers who move to the unfamiliar environment of Hooterville, a fictional farming community. Arnold is a pig of the Chester White breed, but he is treated as the ``son ''of Fred and Doris Ziffel, who do n't have any human children. Everyone in Hooterville (besides Oliver Douglas) accepts this without question. Arnold's first appearance was in the second season Petticoat Junction episode`` A Matter of Communication''.

paragraph_text: The names of the days of the week in many languages are derived from the names of the classical planets in Hellenistic astrology, which were in turn named after contemporary deities, a system introduced in the Roman Empire during Late Antiquity. In some other languages, the days are named after corresponding deities of the regional culture, either beginning with Sunday or with Monday. In the international standard ISO 8601, Monday is treated as the first day of the week.

paragraph_text: Dawn of the Dead (also known internationally as Zombi or Zombie) is a 1978 American independent zombie horror film directed by George A. Romero. It was written by Romero in collaboration with the Italian filmmaker Dario Argento and produced by Richard P. Rubinstein. It was the second film made in Romero's Night of the Living Dead series and shows in a larger scale the apocalyptic effects on society, though it contains no characters or settings from the film Night of the Living Dead. In the film, a phenomenon of unidentified origin has caused the reanimation of the dead, who prey on human flesh. David Emge, Ken Foree, Scott Reiniger, and Gaylen Ross star as survivors of the outbreak who barricade themselves inside a suburban shopping mall amid mass hysteria.

paragraph_text: In the "Epic of Gilgamesh", Ninsun is depicted as a human queen who lives in Uruk with her son as king. Since the father of Gilgamesh was former king Lugalbanda, it stands to reason that Ninsun procreated with Lugalbanda to give birth. She assists her son in his adventure by providing him with the meanings of his dream in the beginning.

paragraph_text: Two Weeks with the Queen is a 1990 novel by Australian author Morris Gleitzman. It focuses on a boy named Colin Mudford, who is sent to live with relatives in England, while his brother is being treated for cancer.

paragraph_text: The earliest evidence of human habitation in what is now the city of San Francisco dates to 3000 BC. Native Americans who settled in this region found the bay to be a resource for hunting and gathering, leading to the establishment of many small villages. Collectively, these early Native Americans are now known as the Ohlone, and the language they spoke belonged to the Miwok family. Their trade patterns included places as far away as Baja California, the Mojave Desert and Yosemite.

paragraph_text: In classical anatomy, the human stomach is divided into four sections, beginning at the gastric cardia, each of which has different cells and functions.

paragraph_text: George Treat (1819–1907) was an early Gold Rush-era pioneer in the Mission District, of San Francisco, a businessman, abolitionist, a member of the first Committee of Vigilance of San Francisco, and horse racing enthusiast. He was influential to the early physical development of the Mission District and its eventual shift to urbanization. Treat was responsible for the construction and management of the Pioneer Race Course, a horse racing track built in San Francisco in 1851 and in helping with the creation of the San Francisco-San Jose Railway when he sold the land.

paragraph_text: Ancient history is the aggregate of past events from the beginning of recorded human history and extending as far as the Early Middle Ages or the Postclassical Era. The span of recorded history is roughly 5,000 years, beginning with Sumerian Cuneiform script, the oldest discovered form of coherent writing from the protoliterate period around the 30th century BC.

paragraph_text: Set in Pittsburgh, Pennsylvania, it is a multi-generational saga set against the rise of an industrial city from the mid-19th century until World War II. The protagonist is Scott Shallenberger Stewart, who begins as a country boy and ends among the roster of "the lords of creation"—Andrew Carnegie, Henry Clay Frick, Andrew W. Mellon, George Westinghouse, and others.

paragraph_text: Africa is a quarterly peer-reviewed academic journal published by Cambridge University Press on behalf of the International African Institute. The journal takes an interdisciplinary approach considering the humanities, social sciences, and environmental studies in Africa. Every year there is a special issue treating a specific theme.

paragraph_text: George Wickham is a fictional character created by Jane Austen who appears in her novel Pride and Prejudice, published in 1813. George Wickham is introduced as a militia officer who has a shared history with Mr. Darcy. Wickham's charming demeanour and his story of being badly treated by Darcy attracts the sympathy of the heroine, Elizabeth Bennet, to the point that she is warned by her aunt not to fall in love and marry him. It is revealed through the course of the story that George Wickham's true nature is that of a manipulative unprincipled layabout, a ne'er - do - well wastrel, compulsive liar (talking out of both sides of mouth, and using the truth to make his falsehoods very believable) and a degenerate, compulsive gambler, a seducer and a libertine, living the lifestyle of a rake. Lacking the finances to pay for his lifestyle, he gambles regularly (not just because he is a degenerate compulsive gambler and has no sense of economy) and cons credit from tradesman and shopkeepers and skips out on paying - up.

paragraph_text: However, several de facto standards for tag formats exist. As of 2010, the most widespread are ID3v1 and ID3v2, and the more recently introduced APEv2. These tags are normally embedded at the beginning or end of MP3 files, separate from the actual MP3 frame data. MP3 decoders either extract information from the tags, or just treat them as ignorable, non-MP3 junk data.

paragraph_text: George Herbert Walker Bush (born June 12, 1924) is an American politician who served as the 41st President of the United States from 1989 to 1993. Prior to assuming the presidency, Bush served as the 43rd Vice President of the United States from 1981 to 1989. A member of the Republican Party, he had previously been a Congressman, Ambassador and Director of Central Intelligence. During his career in public service, he was known simply as George Bush; since 2001, he has often been referred to as ``George H.W. Bush '',`` Bush 41'', or ``George Bush Senior ''in order to distinguish him from his eldest son, George W. Bush, the 43rd president of the United States. He is the nation's oldest living president and vice president, as well as the longest - lived president in history.

paragraph_text: The word "animal" comes from the Latin animalis, meaning having breath, having soul or living being. In everyday non-scientific usage the word excludes humans – that is, "animal" is often used to refer only to non-human members of the kingdom Animalia; often, only closer relatives of humans such as mammals, or mammals and other vertebrates, are meant. The biological definition of the word refers to all members of the kingdom Animalia, encompassing creatures as diverse as sponges, jellyfish, insects, and humans.

Question: When did humans begin living in the city George Treat is from?
Answer: 3000 BC