Texas–Oklahoma state line

E234836

international-free internal boundary state boundary

The Texas–Oklahoma state line is the boundary separating the U.S. states of Texas and Oklahoma, much of it following the Red River and serving as a key geographic and historical dividing line in the region.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (7)

Label	Occurrences
Oklahoma–Texas border	5
Texas–Oklahoma border	2
Texas–Oklahoma state line canonical	2
Oklahoma state line	1
Oklahoma–Texas border disputes	1
Oklahoma–Texas state line	1
Texas–Oklahoma boundary disputes	1

How this entity was disambiguated

This entity first appeared as the object of triple T2094667 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Texas–Oklahoma state line
Context triple: [Texoma region, crossesStateLine, Texas–Oklahoma state line]

A. Missouri–Kansas state line
The Missouri–Kansas state line is the boundary separating the states of Missouri and Kansas, notably running through the Kansas City metropolitan area and dividing it between the two states.
B. Tennessee state line
The Tennessee state line is the boundary separating the state of Tennessee from its neighboring states, marking the official transition between their jurisdictions.
C. Alabama–Mississippi border
The Alabama–Mississippi border is the state line separating Alabama and Mississippi in the southeastern United States, running through rural areas, forests, and river crossings.
D. Nebraska–Missouri border
The Nebraska–Missouri border is the state line in the central United States that largely follows the course of the Missouri River, separating Nebraska to the west from Missouri to the east.
E. Georgia–Alabama state line
The Georgia–Alabama state line is the boundary separating the U.S. states of Georgia and Alabama, running largely along the Chattahoochee River and passing through several metropolitan areas in the region.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Texas–Oklahoma state line
Target entity description: The Texas–Oklahoma state line is the boundary separating the U.S. states of Texas and Oklahoma, much of it following the Red River and serving as a key geographic and historical dividing line in the region.

A. Missouri–Kansas state line
The Missouri–Kansas state line is the boundary separating the states of Missouri and Kansas, notably running through the Kansas City metropolitan area and dividing it between the two states.
B. Tennessee state line
The Tennessee state line is the boundary separating the state of Tennessee from its neighboring states, marking the official transition between their jurisdictions.
C. Alabama–Mississippi border
The Alabama–Mississippi border is the state line separating Alabama and Mississippi in the southeastern United States, running through rural areas, forests, and river crossings.
D. Nebraska–Missouri border
The Nebraska–Missouri border is the state line in the central United States that largely follows the course of the Missouri River, separating Nebraska to the west from Missouri to the east.
E. Georgia–Alabama state line
The Georgia–Alabama state line is the boundary separating the U.S. states of Georgia and Alabama, running largely along the Chattahoochee River and passing through several metropolitan areas in the region.
F. None of above. chosen

Statements (55)

Predicate	Object
instanceOf	international-free internal boundary ⓘ state boundary ⓘ
adjacentTo	Arkansas–Oklahoma state line (at eastern end vicinity) ⓘ New Mexico–Texas state line (via Texas Panhandle at western end vicinity) ⓘ linked to: New Mexico border
cameIntoCurrentForm	early 20th century after Oklahoma statehood in 1907 ⓘ
country	United States of America ⓘ
crossedBy	Interstate 35 ⓘ Interstate 44 ⓘ U.S. Route 287 NERFINISHED ⓘ U.S. Route 69 NERFINISHED ⓘ U.S. Route 75 NERFINISHED ⓘ multiple railroad lines ⓘ
definedBy	Acts of the United States Congress ⓘ linked to: Act of Congress U.S. Supreme Court decisions ⓘ linked to: United States Supreme Court cases treaties between the United States and the Republic of Texas ⓘ
follows	Red River ⓘ linked to: Red River of the South southern bank of the Red River (in most sections) ⓘ
hasBorderPoint	Altus, Oklahoma vicinity ⓘ Ardmore, Oklahoma vicinity ⓘ Boise City, Oklahoma vicinity ⓘ linked to: Boise City, Oklahoma Burkburnett, Texas vicinity ⓘ Childress, Texas vicinity ⓘ Denison Dam ⓘ Durant, Oklahoma vicinity ⓘ Gainesville, Texas vicinity ⓘ linked to: Gainesville, Texas Hugo, Oklahoma vicinity ⓘ linked to: Hendrix, Oklahoma Idabel, Oklahoma vicinity ⓘ linked to: Idabel, Oklahoma, United States Kenton, Oklahoma vicinity ⓘ Lake Texoma ⓘ Lawton, Oklahoma vicinity ⓘ linked to: Lawton, Oklahoma, United States Paris, Texas vicinity ⓘ Sherman, Texas vicinity ⓘ Texarkana, Arkansas–Texas–Oklahoma tri-state area vicinity ⓘ linked to: Texarkana, Arkansas Texarkana, Texas ⓘ Texline, Texas vicinity ⓘ Vernon, Texas vicinity ⓘ Wichita Falls, Texas vicinity ⓘ
hasHistoricalRole	boundary between Indian Territory and Texas prior to Oklahoma statehood ⓘ
hasNaturalFeature	Red River valley ⓘ linked to: Red River Basin floodplain of the Red River ⓘ
hasSegment	eastern segment near Arkansas border ⓘ panhandle segment between Texas Panhandle and Oklahoma Panhandle ⓘ segment across Lake Texoma ⓘ
historicallyDisputedWith	Greer County, Texas (historical) ⓘ
locatedIn	Great Plains region ⓘ linked to: Great Plains South Central United States ⓘ Southern United States ⓘ
partOf	boundary between U.S. states ⓘ
relatedCourtCase	Oklahoma v. Texas (1921) ⓘ United States v. Texas (1896) ⓘ
separates	Oklahoma ⓘ Texas ⓘ
usedFor	electoral district delimitation ⓘ jurisdictional boundary for law enforcement ⓘ taxation jurisdiction ⓘ

How these facts were elicited