Triple
T9017206
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station vicinity (eastern side) |
E215622
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | Union Station (Washington, D.C.) |
E223
|
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 (Washington, D.C.) | Statement: [Union Station vicinity (eastern side), adjacentTo, Union Station (Washington, D.C.)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station (Washington, D.C.) Context triple: [Union Station vicinity (eastern side), adjacentTo, Union Station (Washington, D.C.)]
-
A.
Union Station (Washington Metro)
Union Station is a major Washington Metro station in Washington, D.C., serving as a key transit hub connected to the historic Union Station rail terminal and multiple local and regional transportation services.
-
B.
Alexandria Union Station
Alexandria Union Station is a historic passenger rail station in Alexandria, Virginia, serving Amtrak and Virginia Railway Express trains near the Old Town area.
-
C.
L'Enfant Plaza station
L'Enfant Plaza station is a major Washington Metro transfer hub in downtown Washington, D.C., serving multiple lines and providing access to nearby federal offices and the National Mall.
-
D.
Union Station
chosen
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
-
E.
Union Station
Union Station is a major historic transportation hub in downtown Dallas that serves as a key rail and transit connection point for the city.
- 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_69ca83a38aa88190bf1bb80c4548b5e2 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc69fd2a888190a20bf18cd226a180 |
completed | April 1, 2026, 12:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d02fc332c881908847e70bee4695af |
completed | April 3, 2026, 9:23 p.m. |
Created at: March 30, 2026, 7:06 p.m.