Triple
T10032623
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sound Transit Board of Directors |
E204885
|
entity |
| Predicate | meetsAt |
P373
|
FINISHED |
| Object | Union Station, Seattle |
E774059
|
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, Seattle | Statement: [Sound Transit Board of Directors, meetsAt, Union Station, Seattle]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station, Seattle Context triple: [Sound Transit Board of Directors, meetsAt, Union Station, Seattle]
-
A.
Union Station (Seattle)
chosen
Union Station (Seattle) is a historic former train station in Seattle that now serves as an office and transit hub, notably housing Sound Transit’s headquarters.
-
B.
Tacoma Union Station
Tacoma Union Station is a historic former train station in Tacoma, Washington, renowned for its grand Beaux-Arts architecture and current use as a federal courthouse and public event space.
-
C.
Seattle King Street Station
Seattle King Street Station is a historic railway terminal in downtown Seattle that serves as a major Amtrak and commuter rail hub for the Pacific Northwest.
-
D.
University of Washington light rail station
The University of Washington light rail station is a Link light rail stop in Seattle that serves the University of Washington campus and surrounding neighborhoods, providing rapid transit connections to downtown and other parts of the city.
-
E.
Seattle Ferry Terminal
The Seattle Ferry Terminal is a major waterfront transportation hub in downtown Seattle that serves as the primary departure point for Washington State Ferries across Puget Sound.
- 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_69ca834d77188190ad645e33e8ca3200 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cdce47845c8190ab5696267fdedcad |
completed | April 2, 2026, 2:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d282478578819085ca00fe140bb6c1 |
completed | April 5, 2026, 3:39 p.m. |
Created at: March 30, 2026, 8:54 p.m.