Triple
T8928460
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seattle transportation network |
E212593
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Downtown Seattle Transit Tunnel (former bus tunnel, now light rail) |
E373218
|
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: Downtown Seattle Transit Tunnel (former bus tunnel, now light rail) | Statement: [Seattle transportation network, hasComponent, Downtown Seattle Transit Tunnel (former bus tunnel, now light rail)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Seattle Transit Tunnel (former bus tunnel, now light rail) Context triple: [Seattle transportation network, hasComponent, Downtown Seattle Transit Tunnel (former bus tunnel, now light rail)]
-
A.
Downtown Seattle Transit Tunnel
chosen
The Downtown Seattle Transit Tunnel is a former dual-use bus and light rail tunnel running beneath central Seattle that served as a major rapid transit corridor through the city’s downtown.
-
B.
Tacoma Link light rail
Tacoma Link light rail is a streetcar-style light rail line in Tacoma, Washington, providing frequent local transit service through the city’s downtown and nearby districts.
-
C.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
D.
Transbay Tube
The Transbay Tube is an underwater rail tunnel beneath San Francisco Bay that carries BART trains between San Francisco and Oakland.
-
E.
Alaskan Way Viaduct
The Alaskan Way Viaduct was an elevated highway along Seattle’s waterfront that carried a section of State Route 99 before being demolished due to seismic vulnerability and replaced by a tunnel.
- 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_69ca8395c438819087d7cb844ab5990c |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc6672af10819084a6e50f0302f732 |
completed | April 1, 2026, 12:27 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfba5e887c8190851f2fb533653c6e |
completed | April 3, 2026, 1:02 p.m. |
Created at: March 30, 2026, 6:57 p.m.