Texas State Highway 21
E479932
Texas State Highway 21 is a major east–west state highway in Texas that follows portions of the historic El Camino Real de los Tejas, connecting several central and eastern Texas communities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Texas State Highway 21 canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T4732407 — 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 State Highway 21 Context triple: [Texas State Highway 30, connectsTo, Texas State Highway 21]
-
A.
Texas State Highway 19
Texas State Highway 19 is a north–south state highway in eastern Texas that connects several rural communities and small cities between Huntsville and Paris.
-
B.
Texas State Highway 12
Texas State Highway 12 is a state-maintained roadway in Texas that serves as a regional connector route providing access to communities in the Dallas–Fort Worth area.
-
C.
Texas State Highway 121
Texas State Highway 121 is a major north–south state highway in the Dallas–Fort Worth metropolitan area of Texas, serving as a key commuter and regional connector route.
-
D.
Texas State Highway 51
Texas State Highway 51 is a state-maintained roadway in Texas that serves as a regional connector route, facilitating local and through traffic in Cooke County and surrounding areas.
-
E.
Texas State Highway 16
Texas State Highway 16 is a major north–south state highway in Texas that runs from the Mexican border near Zapata through the Texas Hill Country to the Dallas–Fort Worth 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 State Highway 21 Target entity description: Texas State Highway 21 is a major east–west state highway in Texas that follows portions of the historic El Camino Real de los Tejas, connecting several central and eastern Texas communities.
-
A.
Texas State Highway 19
Texas State Highway 19 is a north–south state highway in eastern Texas that connects several rural communities and small cities between Huntsville and Paris.
-
B.
Texas State Highway 12
Texas State Highway 12 is a state-maintained roadway in Texas that serves as a regional connector route providing access to communities in the Dallas–Fort Worth area.
-
C.
Texas State Highway 121
Texas State Highway 121 is a major north–south state highway in the Dallas–Fort Worth metropolitan area of Texas, serving as a key commuter and regional connector route.
-
D.
Texas State Highway 51
Texas State Highway 51 is a state-maintained roadway in Texas that serves as a regional connector route, facilitating local and through traffic in Cooke County and surrounding areas.
-
E.
Texas State Highway 16
Texas State Highway 16 is a major north–south state highway in Texas that runs from the Mexican border near Zapata through the Texas Hill Country to the Dallas–Fort Worth region.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
road transportation infrastructure
ⓘ
state highway ⓘ |
| connects |
Alto, Texas
NERFINISHED
ⓘ
Bastrop, Texas NERFINISHED ⓘ Bryan, Texas NERFINISHED ⓘ College Station, Texas NERFINISHED ⓘ Crockett, Texas NERFINISHED ⓘ Madisonville, Texas NERFINISHED ⓘ Nacogdoches, Texas NERFINISHED ⓘ San Marcos, Texas NERFINISHED ⓘ |
| connectsTo |
Interstate 35
NERFINISHED
ⓘ
U.S. Route 290 NERFINISHED ⓘ U.S. Route 59 NERFINISHED ⓘ U.S. Route 77 NERFINISHED ⓘ U.S. Route 79 NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| easternTerminus | near Nacogdoches, Texas ⓘ |
| follows | El Camino Real de los Tejas NERFINISHED ⓘ |
| followsHistoricCorridor | Spanish colonial route between Mexico and East Texas missions ⓘ |
| hasJunctionWith |
Texas State Highway 19
NERFINISHED
ⓘ
Texas State Highway 36 NERFINISHED ⓘ Texas State Highway 6 NERFINISHED ⓘ Texas State Highway 7 NERFINISHED ⓘ Texas State Highway 71 NERFINISHED ⓘ |
| highwayNumber | 21 ⓘ |
| highwayType | State Highway ⓘ |
| historicalRoute | El Camino Real de los Tejas National Historic Trail NERFINISHED ⓘ |
| locatedIn |
Central Texas
NERFINISHED
ⓘ
East Texas NERFINISHED ⓘ |
| maintainedBy | Texas Department of Transportation NERFINISHED ⓘ |
| orientation | east–west ⓘ |
| partOf | Texas state highway system NERFINISHED ⓘ |
| passesThrough |
Bastrop County, Texas
NERFINISHED
ⓘ
Brazos County, Texas NERFINISHED ⓘ Burleson County, Texas NERFINISHED ⓘ Caldwell County, Texas NERFINISHED ⓘ Cherokee County, Texas NERFINISHED ⓘ Hays County, Texas NERFINISHED ⓘ Houston County, Texas NERFINISHED ⓘ Lee County, Texas NERFINISHED ⓘ Madison County, Texas NERFINISHED ⓘ Nacogdoches County, Texas NERFINISHED ⓘ |
| regionServed |
Central Texas
NERFINISHED
ⓘ
Eastern Texas NERFINISHED ⓘ |
| state | Texas ⓘ |
| usedFor |
local access
ⓘ
regional transportation ⓘ |
| westernTerminus | San Marcos, Texas NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Texas State Highway 21 Description of subject: Texas State Highway 21 is a major east–west state highway in Texas that follows portions of the historic El Camino Real de los Tejas, connecting several central and eastern Texas communities.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.