Triple
T20530659
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles–Seattle rail corridor |
E504057
|
entity |
| Predicate | usesRailLine |
P848
|
FINISHED |
| Object | BNSF Seattle Subdivision |
—
|
NE NERFINISHED |
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: BNSF Seattle Subdivision | Statement: [Los Angeles–Seattle rail corridor, usesRailLine, BNSF Seattle Subdivision]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BNSF Seattle Subdivision Context triple: [Los Angeles–Seattle rail corridor, usesRailLine, BNSF Seattle Subdivision]
-
A.
BNSF Seattle Subdivision
chosen
The BNSF Seattle Subdivision is a major freight and passenger rail corridor in the Seattle area, forming part of BNSF Railway’s main line through the Pacific Northwest.
-
B.
BNSF Bellingham Subdivision
The BNSF Bellingham Subdivision is a railway line in Washington State operated by BNSF Railway, running along the Puget Sound corridor and serving communities between Seattle and the Canadian border.
-
C.
BNSF Railway Columbia River Subdivision
BNSF Railway Columbia River Subdivision is a freight and passenger rail line in Washington State that follows the Columbia River as part of BNSF’s Northern Transcon route.
-
D.
BNSF Hi Line Subdivision
BNSF Hi Line Subdivision is a major BNSF Railway main line in northern Montana that carries significant freight and Amtrak passenger traffic across the region.
-
E.
Los Angeles–Seattle rail corridor
The Los Angeles–Seattle rail corridor is a major long-distance passenger rail route in the western United States, connecting Southern California with the Pacific Northwest along the coast.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4b3a6e08190ae663701f50fab8e |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a06b923c81908ba24be6645a7c61 |
completed | April 20, 2026, 9:53 p.m. |
Created at: April 16, 2026, 11:37 a.m.