Triple

T18847204
Position Surface form Disambiguated ID Type / Status
Subject Columbia River Bar E460946 entity
Predicate servedBy P82 FINISHED
Object Columbia River Bar Pilots NE NERFINISHED

How this triple was built (3 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 Pilots | Statement: [Columbia River Bar, servedBy, Columbia River Bar Pilots]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Columbia River Bar Pilots
Context triple: [Columbia River Bar, servedBy, Columbia River Bar Pilots]
  • A. Astoria–Megler ferry service
    The Astoria–Megler ferry service was a cross-river ferry operation that transported vehicles and passengers across the Columbia River between Astoria, Oregon, and Megler, Washington, before the construction of the Astoria–Megler Bridge.
  • B. Shannon Navigation
    Shannon Navigation is the managed waterway system of Ireland’s River Shannon, comprising locks, channels, and related infrastructure that enable safe and continuous inland boating and commercial navigation.
  • C. Columbia River Fishing and Trading Company
    The Columbia River Fishing and Trading Company was a 19th-century fur trading enterprise involved in the early commercial exploitation and settlement of the Pacific Northwest.
  • D. Douglas Navigation
    Douglas Navigation was an 18th-century canalised waterway in Lancashire, England, created by improving the River Douglas to allow the transport of coal and other goods before being superseded by later canal developments.
  • E. Columbia River Bar
    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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Columbia River Bar Pilots
Target entity description: The Columbia River Bar Pilots are a specialized group of maritime pilots who guide ships safely across the hazardous Columbia River Bar between the Pacific Ocean and the Columbia River.
  • A. Astoria–Megler ferry service
    The Astoria–Megler ferry service was a cross-river ferry operation that transported vehicles and passengers across the Columbia River between Astoria, Oregon, and Megler, Washington, before the construction of the Astoria–Megler Bridge.
  • B. Shannon Navigation
    Shannon Navigation is the managed waterway system of Ireland’s River Shannon, comprising locks, channels, and related infrastructure that enable safe and continuous inland boating and commercial navigation.
  • C. Columbia River Fishing and Trading Company
    The Columbia River Fishing and Trading Company was a 19th-century fur trading enterprise involved in the early commercial exploitation and settlement of the Pacific Northwest.
  • D. Douglas Navigation
    Douglas Navigation was an 18th-century canalised waterway in Lancashire, England, created by improving the River Douglas to allow the transport of coal and other goods before being superseded by later canal developments.
  • E. Columbia River Bar
    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.
  • F. None of above. chosen

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.