Triple
T893474
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dallas/Fort Worth International Airport |
E19290
|
entity |
| Predicate | hasFacility |
P105
|
FINISHED |
| Object |
DFW Airport North Station (TexRail)
DFW Airport North Station (TexRail) is a commuter rail station serving Dallas/Fort Worth International Airport as part of the TEXRail line connecting the airport to Fort Worth and surrounding areas.
|
E106025
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
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: DFW Airport North Station (TexRail) | Statement: [Dallas/Fort Worth International Airport, hasFacility, DFW Airport North Station (TexRail)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DFW Airport North Station (TexRail) Context triple: [Dallas/Fort Worth International Airport, hasFacility, DFW Airport North Station (TexRail)]
-
A.
North Texas Regional Airport
North Texas Regional Airport is a public airport in North Texas that serves the Denison–Sherman area with general aviation and regional air services.
-
B.
Dallas Area Rapid Transit
Dallas Area Rapid Transit is the public transportation authority serving the Dallas–Fort Worth metropolitan area with bus, light rail, commuter rail, and paratransit services.
-
C.
Houston METRORail
Houston METRORail is a light rail transit system serving the city of Houston, Texas, providing urban passenger rail service along several key corridors.
-
D.
Trinity Metro
Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
-
E.
Austin station (Blue Line)
Austin station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop serving the Blue Line in the city's Austin neighborhood.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
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: DFW Airport North Station (TexRail) Triple: [Dallas/Fort Worth International Airport, hasFacility, DFW Airport North Station (TexRail)]
Generated description
DFW Airport North Station (TexRail) is a commuter rail station serving Dallas/Fort Worth International Airport as part of the TEXRail line connecting the airport to Fort Worth and surrounding areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: DFW Airport North Station (TexRail) Target entity description: DFW Airport North Station (TexRail) is a commuter rail station serving Dallas/Fort Worth International Airport as part of the TEXRail line connecting the airport to Fort Worth and surrounding areas.
-
A.
North Texas Regional Airport
North Texas Regional Airport is a public airport in North Texas that serves the Denison–Sherman area with general aviation and regional air services.
-
B.
Dallas Area Rapid Transit
Dallas Area Rapid Transit is the public transportation authority serving the Dallas–Fort Worth metropolitan area with bus, light rail, commuter rail, and paratransit services.
-
C.
Houston METRORail
Houston METRORail is a light rail transit system serving the city of Houston, Texas, providing urban passenger rail service along several key corridors.
-
D.
Trinity Metro
Trinity Metro is the public transportation agency that operates bus and rail services, including commuter rail, in the Fort Worth area of the Dallas–Fort Worth metroplex in Texas.
-
E.
Austin station (Blue Line)
Austin station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop serving the Blue Line in the city's Austin neighborhood.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a4939d37188190848be3d426ebc9ae |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4ad212cd8819091eb1b7d606f5afd |
completed | March 1, 2026, 9:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7c025464081908032939637248635 |
completed | March 4, 2026, 5:16 a.m. |
| NEDg | Description generation | batch_69a7c227893c8190a4ce35637365014f |
completed | March 4, 2026, 5:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7c2f1d0508190ad47eeb8099fd9f9 |
completed | March 4, 2026, 5:28 a.m. |
Created at: March 1, 2026, 7:39 p.m.