Triple
T22052589
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vancouver Pacific Central Station |
E544920
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Amtrak Cascades route to Seattle |
E180103
|
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: Amtrak Cascades route to Seattle | Statement: [Vancouver Pacific Central Station, connectsTo, Amtrak Cascades route to Seattle]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak Cascades route to Seattle Context triple: [Vancouver Pacific Central Station, connectsTo, Amtrak Cascades route to Seattle]
-
A.
Amtrak Cascades
chosen
Amtrak Cascades is a passenger rail service in the Pacific Northwest that operates between Eugene, Oregon and Vancouver, British Columbia, connecting major cities such as Portland and Seattle.
-
B.
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.
-
C.
Amtrak Silver Star route
The Amtrak Silver Star route is a long-distance passenger train service running between New York City and Miami, providing intercity rail connections along the U.S. East Coast and through central Florida.
-
D.
Empire Corridor
The Empire Corridor is a major passenger rail route in New York State, running from New York City through the Hudson Valley and up to cities such as Albany and Buffalo.
-
E.
Keystone–Port Townsend route
The Keystone–Port Townsend route is a Washington State Ferries service crossing Admiralty Inlet to connect Whidbey Island with the town of Port Townsend on the Olympic Peninsula.
- 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_69e11e3377c48190890c17407b9527d6 |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f1285513fc8190b691e1f57085956f |
completed | April 28, 2026, 9:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a7b7b3ccc8190a4d8728b135aa22d |
completed | May 18, 2026, 2:37 a.m. |
Created at: April 16, 2026, 8:26 p.m.