Triple
T7234321
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Spokane, Portland and Seattle Railway |
E155182
|
entity |
| Predicate | operatedPassengerTrain |
P31751
|
FINISHED |
| Object | The Columbia River Express |
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: The Columbia River Express | Statement: [Spokane, Portland and Seattle Railway, operatedPassengerTrain, The Columbia River Express]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: The Columbia River Express Context triple: [Spokane, Portland and Seattle Railway, operatedPassengerTrain, The Columbia River Express]
-
A.
West Coast Express
West Coast Express is a commuter rail service in British Columbia, Canada, that operates weekday trains between downtown Vancouver and its eastern suburbs along the north shore of the Fraser River.
-
B.
Amtrak Missouri River Runner
Amtrak Missouri River Runner is a passenger train service operated by Amtrak that runs between Kansas City and St. Louis along the Missouri River corridor.
-
C.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
D.
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.
-
E.
Trinity Railway Express
Trinity Railway Express is a commuter rail service connecting Dallas and Fort Worth, Texas, providing regional passenger transportation across the Dallas–Fort Worth metroplex.
- 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_69c688143bfc81908d4176617735e601 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6ea130e5c819087f74883760fe327 |
completed | March 27, 2026, 8:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7cc2d96588190bcf150cbfe4d015c |
completed | March 28, 2026, 12:40 p.m. |
Created at: March 27, 2026, 2:55 p.m.