Triple
T1620147
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station (St. Louis) |
E35011
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | historic railroad station |
C7193
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: historic railroad station Context triple: [Union Station (St. Louis), instanceOf, historic railroad station]
-
A.
former railway station
A former railway station is a decommissioned train facility that once served passengers or freight but is no longer in active railway use.
-
B.
heritage railway station
chosen
A heritage railway station is a preserved or restored train station that maintains historical architecture, equipment, and operations to reflect and celebrate railway history, often serving tourism and educational purposes.
-
C.
historic infrastructure
Historic infrastructure comprises long-standing physical structures and systems—such as bridges, roads, canals, and railways—that were built in the past and continue to embody cultural, technological, and architectural significance.
-
D.
historic hotel
A historic hotel is a lodging establishment of notable age and preserved architectural or cultural significance that offers accommodations while reflecting the heritage of its era.
-
E.
historic institution
A historic institution is an established organization or structure that has played a significant, enduring role in society over time and is recognized for its cultural, political, or social legacy.
- F. None of above.
Provenance (1 batch)
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_69a886023194819080a3fccd6e325d0e |
completed | March 4, 2026, 7:20 p.m. |
Created at: March 4, 2026, 7:28 p.m.