Question: What is the population of Helaman Ferguson's birth city?

full_context: Document 1: Fermat number: In mathematics a Fermat number, named after Pierre de Fermat who first studied them, is a positive integer of the form
Document 2: Leo Villareal: Leo Villareal (born 1967 in Albuquerque, New Mexico) is an American artist living and working in New York City. His work combines LED lights and encoded computer programming to create illuminated displays. He is represented by Pace Gallery.
Document 3: Helaman Ferguson: Helaman Rolfe Pratt Ferguson (born 1940 in Salt Lake City, Utah) is an American sculptor and a digital artist, specifically an algorist. He is also well known for his development of the PSLQ algorithm, an integer relation detection algorithm.
Document 4: Salt Lake City: Salt Lake City (often shortened to Salt Lake or SLC) is the capital and the most populous municipality of the U.S. state of Utah. With an estimated population of 190,884 in 2014, the city is the core of the Salt Lake City metropolitan area, which has a population of 1,153,340 (2014 estimate). Salt Lake City is further situated within a larger metropolis known as the Salt Lake City - Ogden - Provo Combined Statistical Area. This region is a corridor of contiguous urban and suburban development stretched along an approximately 120 - mile (190 km) segment of the Wasatch Front, comprising a population of 2,423,912 as of 2014. It is one of only two major urban areas in the Great Basin (the other is Reno, Nevada).
Document 5: Eagle Mountain, Utah: Eagle Mountain is a city in Utah County, Utah, United States. It is part of the Provo–Orem, Utah Metropolitan Statistical Area. The city is located to the west as well as north of the Lake Mountains, which are west of Utah Lake. It was incorporated December 3, 1996 and has been rapidly growing ever since. The population was 21,415 at the 2010 census. Although Eagle Mountain was a town in 2000, it has since been classified as a fourth-class city by state law. In its short history, the city has quickly become known for its rapid growth.
Document 6: Robert Adamson (software pioneer): Adamson graduated in Computer Science from the University of Utah in 1971. In 1981, he founded Software Generation Technology Corp. and wrote, one of the first fully interpretive languages for IBM mainframe computers. SGT was sold to Pansophic Systems where the product was renamed GENER/OL. and later acquired by Computer Associates
Document 7: Salt Lake City: Salt Lake City (often shortened to Salt Lake or SLC) is the capital and the most populous municipality of the U.S. state of Utah. With an estimated population of 190,884 in 2014, the city is the core of the Salt Lake City metropolitan area, which has a population of 1,153,340 (2014 estimate). Salt Lake City is further situated within a larger metropolis known as the Salt Lake City -- Ogden -- Provo Combined Statistical Area. This region is a corridor of contiguous urban and suburban development stretched along an approximately 120 - mile (190 km) segment of the Wasatch Front, comprising a population of 2,423,912 as of 2014. It is one of only two major urban areas in the Great Basin (the other is Reno, Nevada).
Document 8: Felsenstein's tree-pruning algorithm: In statistical genetics, Felsenstein's tree-pruning algorithm (or Felsenstein's tree-peeling algorithm), attributed to Joseph Felsenstein, is an algorithm for computing the likelihood of an evolutionary tree from nucleic acid sequence data.
Document 9: Utah: Utah ( YOO-tah,  (listen) YOO-taw) is a state in the western United States. It became the 45th state admitted to the U.S. on January 4, 1896. Utah is the 13th-largest by area, 30th-most-populous, and 11th-least-densely populated of the 50 United States. Utah has a population of more than 3 million according to the Census estimate for July 1, 2016. Urban development is mostly concentrated in two areas: the Wasatch Front in the north-central part of the state, which contains approximately 2.5 million people; and Washington County in Southern Utah, with over 160,000 residents. Utah is bordered by Colorado to the east, Wyoming to the northeast, Idaho to the north, Arizona to the south, and Nevada to the west. It also touches a corner of New Mexico in the southeast.
Document 10: Salt Lake City: The Mormon pioneers organized a new state called Deseret and petitioned for its recognition in 1849. The United States Congress rebuffed the settlers in 1850 and established the Utah Territory, vastly reducing its size, and designated Fillmore as its capital city. Great Salt Lake City replaced Fillmore as the territorial capital in 1858, and the name was later abbreviated to Salt Lake City. The city's population continued to swell with an influx of Mormon converts and Gold Rush gold seekers, making it one of the most populous cities in the American Old West.
Document 11: Manfred Mohr: Manfred Mohr (b. June 8, 1938 in Pforzheim/Germany) is a digital art pioneer. He has lived and worked in New York since 1981.
Document 12: White City, Utah: White City is a township and census-designated place in Salt Lake County, Utah, United States. The township is an enclave of the City of Sandy. The population was 5,407 at the 2010 census,
Document 13: History of Salt Lake City: The Congress organized the Utah Territory out of the ``State of Deseret ''in 1850, and a few months later on January 6, 1851 the city was formally organized as`` The City of the Great Salt Lake''. Originally, Fillmore, Utah was the territorial capital, but in 1856 it was moved to Salt Lake City, where it has stayed ever since. The city's name was officially changed to ``Salt Lake City ''at the same time.
Document 14: Wasatch Front: Wasatch Front Region Utah State Capitol Salt Lake City Brigham Young University Provo Downtown Ogden Country United States State Utah Population 2,423,912
Document 15: Anthony Howe (sculptor): Anthony Howe (born 1954, Salt Lake City, Utah) is an American kinetic sculptor who creates wind-driven sculptures resembling pulsing, alien creatures and vortices. He makes use of computer-aided design, shaping the metal components with a plasma cutter, and completing his work by use of traditional metalworking techniques.
ground_truth: 190,884
sub_queries: Helaman Ferguson >> place of birth Answer: Salt Lake City
what's the population of Salt Lake City Answer: 190,884