Triple
T12390615
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | earlier Union Station (opened 1873) |
E295982
|
entity |
| Predicate | railwayStationType |
P27765
|
FINISHED |
| Object |
union station
Union Station is a major type of railway terminal where tracks and facilities are shared by multiple railroad companies to serve passengers in a single central station.
|
E982377
|
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: union station | Statement: [earlier Union Station (opened 1873), railwayStationType, union station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: union station Context triple: [earlier Union Station (opened 1873), railwayStationType, union station]
-
A.
Union station
Union Station is Toronto’s primary intercity and commuter rail hub, serving as a central transit gateway in the city’s downtown core.
-
B.
Union Station (rail)
Union Station (rail) is Toronto’s primary intercity and commuter railway hub, serving as a central gateway for regional and national train services.
-
C.
Terminal Station
Terminal Station is a passenger stop on Detroit Metropolitan Airport’s McNamara Terminal ExpressTram automated people mover system.
-
D.
Terminal Station
Terminal Station is a 1953 Italian-American romantic drama film directed by Vittorio De Sica, known for starring Montgomery Clift and Jennifer Jones in a story of a brief, doomed love affair in Rome.
-
E.
Union Station
Union Station is a historic former railroad terminal in St. Louis that has been transformed into a mixed-use complex featuring attractions, dining, and entertainment.
- 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: union station Triple: [earlier Union Station (opened 1873), railwayStationType, union station]
Generated description
Union Station is a major type of railway terminal where tracks and facilities are shared by multiple railroad companies to serve passengers in a single central station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: union station Target entity description: Union Station is a major type of railway terminal where tracks and facilities are shared by multiple railroad companies to serve passengers in a single central station.
-
A.
Union station
Union Station is Toronto’s primary intercity and commuter rail hub, serving as a central transit gateway in the city’s downtown core.
-
B.
Union Station (rail)
Union Station (rail) is Toronto’s primary intercity and commuter railway hub, serving as a central gateway for regional and national train services.
-
C.
Terminal Station
Terminal Station is a passenger stop on Detroit Metropolitan Airport’s McNamara Terminal ExpressTram automated people mover system.
-
D.
Terminal Station
Terminal Station is a 1953 Italian-American romantic drama film directed by Vittorio De Sica, known for starring Montgomery Clift and Jennifer Jones in a story of a brief, doomed love affair in Rome.
-
E.
Union Station
Union Station is a historic former railroad terminal in St. Louis that has been transformed into a mixed-use complex featuring attractions, dining, and entertainment.
- 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_69d6ad9e653c8190b1473c860ee53dae |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d93fd0bcc48190bb1a59a3aaa6bfdf |
completed | April 10, 2026, 6:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f63479df38819085c5ca791c460d5e |
completed | May 2, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69f6389115e48190b5b556635930b0d9 |
completed | May 2, 2026, 5:46 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6397a3458819095b94ae7f9d5f106 |
completed | May 2, 2026, 5:50 p.m. |
Created at: April 8, 2026, 9:54 p.m.