Question: Where does the snake river in the state where KMNV is located start?

full_context: Document 1: KMNV: KMNV (1400 AM) is a radio station in the Twin Cities area of Minnesota that airs a Spanish-language music and entertainment format. KMNV's studios are located on 27th Avenue South and East Lake Street in Minneapolis. Its transmitter is located near the Mississippi River in St. Paul.
Document 2: KUNM: KUNM is a public radio station broadcasting on FM 89.9 MHz from high atop Sandia Crest, with broadcasts originating from the third floor of Oñate Hall, on the campus of the University of New Mexico (UNM) in Albuquerque, New Mexico.
Document 3: South Fork Humboldt River: The South Fork of the Humboldt River has its origins in a fan-shaped group of canyons draining the western slopes of the Ruby Mountains in northeastern Nevada. These headwaters run from Ruby Dome south to King Peak, and include Echo, Box, Kleckner, North Furlong, Long, Segunda, Drown, and Rattlesnake Canyons. Streams draining these canyons exit the mountains and converge at an elevation of , near the town of Lee and within the tribal lands of the Te-Moak tribe of the South Fork Band of the Western Shoshone.
Document 4: Ripple River: The Ripple River is a small river that starts at the outlet of Bay Lake of Crow Wing County, Minnesota, and ends in Aitkin, the county seat of Aitkin County, at its confluence with the Mississippi River. The river follows a circuitous route: as the crow flies, the distance between its source and mouth is , but the total stream length is .
Document 5: KMVP-FM: KMVP-FM (98.7 FM) is the callsign for a radio station in Phoenix, Arizona branded as "Arizona Sports 98.7 FM". It airs programming from ESPN Radio, in addition to Arizona Sports-acquired broadcast rights for local teams. Local programming airs on weekdays from 6 a.m. to 8 p.m. and Saturdays from 7 a.m. to 2 p.m., barring any live coverage of local games that may extend its time. Arizona Sports is owned by Bonneville International Corporation. Its studios are located in Phoenix near Piestewa Peak and its transmitter is in South Mountain Park.
Document 6: Minnesota River: The Minnesota River is a tributary of the Mississippi River, approximately 332 miles (534 km) long, in the U.S. state of Minnesota. It drains a watershed of nearly , in Minnesota and about in South Dakota and Iowa.
Document 7: KDWB-FM: KDWB-FM (101.3 FM) is an American commercial radio station broadcasting in the Twin Cities region of Minnesota, licensed to suburban Richfield. KDWB's radio format is Top 40/CHR. Its transmitter is located in Shoreview, while its studios are in St. Louis Park. The station is owned by iHeartMedia.
Document 8: Spokane River: The Spokane River is a tributary of the Columbia River, approximately long, in northern Idaho and eastern Washington in the United States. It drains a low mountainous area east of the Columbia, passing through the Spokane Valley and the city of Spokane, Washington.
Document 9: KMVR: KMVR (104.9 FM, "Magic 104.9") is a radio station licensed to serve Mesilla Park, New Mexico. The station is owned by Bravo Mic Communications, LLC. It airs a Hot Adult Contemporary music format featuring artists such as Nelly Furtado, Duran Duran, The Fray, The Cure, Green Day, Madonna, Lifehouse, and others. Its sister stations are KOBE, KVLC, KXPZ. KMVR-FM broadcasts on 104.9 from Mesilla Park NM. The Format is Hot Mod AC and has the slogan "Your Favorite Music" The core artists include Adele, Maroon 5, Bruno Mars, Kelly Clarkson, Train & fun. Its studios and transmitter are located separately in Las Cruces.
Document 10: Cann River: The Cann River rises southwest of Granite Mountain in remote country on the eastern boundary of the Errinundra National Park and flows generally east, then south, then east, then south through the western edge of the Coopracambra National Park and through the Croajingolong National Park, joined by seventeen minor tributaries before reaching its mouth with Bass Strait, at the Tamboon Inlet in the Shire of East Gippsland. The river descends over its course.
Document 11: KJMN: KJMN (92.1 FM, "La Suavecita 92.1") is a radio station broadcasting a Spanish adult hits format licensed to Castle Rock, Colorado, United States, serving the Denver-Boulder area. The station is currently owned by Entravision Holdings, LLC. Its studios are located in Denver near Sports Authority Field at Mile High, and the transmitter is west of Castle Rock.
Document 12: Mississippi River: The Mississippi River is the chief river of the second - largest drainage system on the North American continent, second only to the Hudson Bay drainage system. The stream is entirely within the United States (although its drainage basin reaches into Canada), its source is Lake Itasca in northern Minnesota and it flows generally south for 2,320 miles (3,730 km) to the Mississippi River Delta in the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains all or parts of 31 U.S. states and two Canadian provinces between the Rocky and Appalachian Mountains. The Mississippi ranks as the fourth - longest and fifteenth - largest river in the world by discharge. The river either borders or passes through the states of Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, and Louisiana.
Document 13: Snake River (St. Croix River tributary): The Snake River with its tributaries drains a 1,009 square miles (2,610 km) area of Aitkin, Kanabec, Mille Lacs and Pine counties. After initially flowing southward from its headwaters in southern Aitkin County, the Snake flows through Kanabec County, turning eastward near Mora, Minnesota, following a minor fault line. It drains into the St. Croix River 13 miles (21 km) east of Pine City, Minnesota.
Document 14: KRBI-FM: KRBI-FM (105.5 FM, "River 105") is an American radio station licensed to serve the community of St. Peter, Minnesota and broadcasting to the Mankato area and the Minnesota River Valley. They currently air a classic hits music format.
Document 15: Snake Creek, Oklahoma: Snake Creek is a census-designated place (CDP) in Mayes County, Oklahoma, United States. The population was 298 at the 2000 census.
ground_truth: southern Aitkin County
sub_queries: KMNV >> located in the administrative territorial entity Answer: Minnesota
where does the snake river in Minnesota start Answer: southern Aitkin County