Triple
T7226456
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Texas Special |
E154791
|
entity |
| Predicate | routeServed |
P5619
|
FINISHED |
| Object |
St. Louis–San Antonio
St. Louis–San Antonio refers to the historic intercity rail corridor linking St. Louis, Missouri, with San Antonio, Texas, once served by notable passenger trains such as the Texas Special.
|
E651692
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: St. Louis–San Antonio | Statement: [Texas Special, routeServed, St. Louis–San Antonio]
Disambiguation candidates (2 decisions)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Louis–San Antonio Context triple: [Texas Special, routeServed, St. Louis–San Antonio]
-
A.
St. Louis–Dallas
St. Louis–Dallas refers to the intercity rail corridor linking St. Louis, Missouri, with Dallas, Texas, historically served by passenger trains such as the Texas Special.
-
B.
Pittsburgh–St. Louis
Pittsburgh–St. Louis refers to the intercity rail corridor linking Pittsburgh, Pennsylvania, with St. Louis, Missouri, historically used by major Midwestern and Eastern railroads.
-
C.
Dallas–Fort Worth vs. Houston
Dallas–Fort Worth vs. Houston is a major intrastate sports and cultural rivalry in Texas, marked by competition between the two metropolitan areas’ teams and fan bases across multiple leagues.
-
D.
Chicago–San Antonio via Texas Eagle
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
-
E.
Chicago–San Diego
Chicago–San Diego was a prominent transcontinental passenger rail route of the Atchison, Topeka and Santa Fe Railway connecting the Midwest to Southern California.
- 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: St. Louis–San Antonio Target entity description: St. Louis–San Antonio refers to the historic intercity rail corridor linking St. Louis, Missouri, with San Antonio, Texas, once served by notable passenger trains such as the Texas Special.
-
A.
St. Louis–Dallas
St. Louis–Dallas refers to the intercity rail corridor linking St. Louis, Missouri, with Dallas, Texas, historically served by passenger trains such as the Texas Special.
-
B.
Pittsburgh–St. Louis
Pittsburgh–St. Louis refers to the intercity rail corridor linking Pittsburgh, Pennsylvania, with St. Louis, Missouri, historically used by major Midwestern and Eastern railroads.
-
C.
Dallas–Fort Worth vs. Houston
Dallas–Fort Worth vs. Houston is a major intrastate sports and cultural rivalry in Texas, marked by competition between the two metropolitan areas’ teams and fan bases across multiple leagues.
-
D.
Chicago–San Antonio via Texas Eagle
Chicago–San Antonio via Texas Eagle is the long-distance Amtrak train segment that connects Chicago, Illinois, with San Antonio, Texas, as part of the Texas Eagle service.
-
E.
Chicago–San Diego
Chicago–San Diego was a prominent transcontinental passenger rail route of the Atchison, Topeka and Santa Fe Railway connecting the Midwest to Southern California.
- F. None of above. chosen
How the object was described
The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: St. Louis–San Antonio Triple: [Texas Special, routeServed, St. Louis–San Antonio]
Generated description
St. Louis–San Antonio refers to the historic intercity rail corridor linking St. Louis, Missouri, with San Antonio, Texas, once served by notable passenger trains such as the Texas Special.
Provenance (5 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69c68811dd1c8190ac460bb39e64e1f0 |
elicitation | completed |
| NER | batch_69c6e9de21e081908f30700f6211c5ef |
ner | completed |
| NED1 | batch_69c7d38686ac819098705463a65dec87 |
ned_source_triple | completed |
| NED2 | batch_69c7d5137efc81908745cca73b112f0c |
ned_description | completed |
| NEDg | batch_69c7d42333008190880e2d09828e71fe |
nedg | completed |
Created at: March 27, 2026, 2:54 p.m.