Triple
T18847238
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Graveyard of the Pacific |
E460947
|
entity |
| Predicate | notableSubregion |
P9956
|
FINISHED |
| Object | Columbia River Bar |
—
|
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: Columbia River Bar | Statement: [Graveyard of the Pacific, notableSubregion, Columbia River Bar]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Columbia River Bar Context triple: [Graveyard of the Pacific, notableSubregion, Columbia River Bar]
-
A.
Columbia River Bar
chosen
The Columbia River Bar is a notoriously dangerous sandbar and shipping passage at the mouth of the Columbia River, often called the "Graveyard of the Pacific" due to its treacherous waves and frequent shipwrecks.
-
B.
Second Narrows
Second Narrows is a geographic strait or narrow water passage, known in Spanish as "Segunda Angostura," typically referring to a constricted section of a larger waterway.
-
C.
Belcarra
Belcarra is a small coastal village in British Columbia, Canada, known for its waterfront homes, forested surroundings, and access to outdoor recreation in the Metro Vancouver region.
-
D.
Cape Disappointment
Cape Disappointment is a rugged headland on the Pacific coast of Washington State, known for its historic lighthouse, treacherous waters at the mouth of the Columbia River, and role in the Lewis and Clark Expedition.
-
E.
Tongass Narrows
Tongass Narrows is a coastal waterway in southeastern Alaska known for its busy marine traffic, seaplane operations, and role as the main channel adjacent to the city of Ketchikan.
- 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_69d8dcfa11e4819090ab1ef5bdcd2b2e |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5b8efafdc81909608b8a47deeaa8e |
completed | April 20, 2026, 5:26 a.m. |
Created at: April 10, 2026, 11:56 a.m.