Triple
T12676500
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downtown Tacoma |
E302825
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Union Station (Tacoma) |
E504735
|
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 (Tacoma) | Statement: [Downtown Tacoma, hasLandmark, Union Station (Tacoma)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station (Tacoma) Context triple: [Downtown Tacoma, hasLandmark, Union Station (Tacoma)]
-
A.
Tacoma Union Station
chosen
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.
-
B.
Union Station (Seattle)
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.
-
C.
South Tacoma Station
South Tacoma Station is a commuter rail stop in Tacoma, Washington, served by Sound Transit’s Sounder South Line and providing regional connections between Tacoma and the greater Puget Sound area.
-
D.
SODO Station
SODO Station is a light rail station in Seattle’s SoDo (South of Downtown) industrial district, serving commuters and providing access to nearby warehouses, offices, and sports venues.
-
E.
Tukwila Station
Tukwila Station is a commuter rail station in Tukwila, Washington, serving Sound Transit’s Sounder trains between Seattle and Tacoma.
- 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_69d7bdee64a08190801c6d470aefd723 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d961b0d9c88190a05d6cbcb7a1642d |
completed | April 10, 2026, 8:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f671a341288190822fae2469efea09 |
completed | May 2, 2026, 9:50 p.m. |
Created at: April 9, 2026, 5:20 p.m.