Triple
T8530730
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station |
E201938
|
entity |
| Predicate | hasNotableExample |
P1259
|
FINISHED |
| Object | Union Station (Indianapolis) |
E215663
|
NE FINISHED |
How this triple was built (2 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 (Indianapolis) | Statement: [Union Station, hasNotableExample, Union Station (Indianapolis)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station (Indianapolis) Context triple: [Union Station, hasNotableExample, Union Station (Indianapolis)]
-
A.
Indianapolis Union Station
chosen
Indianapolis Union Station is a historic railway terminal in downtown Indianapolis, Indiana, notable as one of the first union stations in the United States and a key Midwestern passenger rail hub.
-
B.
Springfield Union Station
Springfield Union Station is a historic intermodal transportation hub in downtown Springfield, Massachusetts, serving as a major regional center for rail and bus travel.
-
C.
Meridian Union Station
Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
-
D.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
E.
Marion Union Station
Marion Union Station is a historic railroad station in Marion, Ohio, known for its role as a major rail hub and its preserved architecture reflecting the city’s railroading heritage.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca83228b24819085d22e7dc99f5d94 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe67546248190b359c845c0161ad3 |
completed | March 31, 2026, 3:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce6d68d14c81908bde8ca0113f9503 |
completed | April 2, 2026, 1:21 p.m. |
Created at: March 30, 2026, 6:17 p.m.