Triple

T18700391
Position Surface form Disambiguated ID Type / Status
Subject Hayden Survey E457232 entity
Predicate contemporaryWith P6401 FINISHED
Object Powell Geographic Expedition 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: Powell Geographic Expedition | Statement: [Hayden Survey, contemporaryWith, Powell Geographic Expedition]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Powell Geographic Expedition
Context triple: [Hayden Survey, contemporaryWith, Powell Geographic Expedition]
  • A. Washburn–Langford–Doane Expedition
    The Washburn–Langford–Doane Expedition was an 1870 exploratory survey of the Yellowstone region whose reports helped lead to the creation of Yellowstone National Park.
  • B. Powder River Expedition
    The Powder River Expedition was an 1865 U.S. Army campaign against Plains tribes in present-day Wyoming and Montana, aimed at securing overland travel routes and asserting federal control in the northern Great Plains.
  • C. Second Grinnell Expedition
    The Second Grinnell Expedition was an 1853–1855 American Arctic voyage led by Elisha Kent Kane that searched for the lost Franklin expedition and made important geographic and scientific discoveries in the high Arctic.
  • D. First Grinnell Expedition
    The First Grinnell Expedition was an 1850–1851 American Arctic voyage launched to search for the lost Franklin expedition and explore the high northern latitudes.
  • E. McClure expedition
    The McClure expedition was a mid-19th-century British Arctic voyage led by Robert McClure that is credited with the first traversal of the Northwest Passage, albeit partly by sledge over ice.
  • 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: Powell Geographic Expedition
Target entity description: The Powell Geographic Expedition was a pioneering 19th-century American exploration led by John Wesley Powell that conducted the first scientific surveys and navigations of the Colorado River and the Grand Canyon.
  • A. Washburn–Langford–Doane Expedition
    The Washburn–Langford–Doane Expedition was an 1870 exploratory survey of the Yellowstone region whose reports helped lead to the creation of Yellowstone National Park.
  • B. Powder River Expedition
    The Powder River Expedition was an 1865 U.S. Army campaign against Plains tribes in present-day Wyoming and Montana, aimed at securing overland travel routes and asserting federal control in the northern Great Plains.
  • C. Second Grinnell Expedition
    The Second Grinnell Expedition was an 1853–1855 American Arctic voyage led by Elisha Kent Kane that searched for the lost Franklin expedition and made important geographic and scientific discoveries in the high Arctic.
  • D. First Grinnell Expedition
    The First Grinnell Expedition was an 1850–1851 American Arctic voyage launched to search for the lost Franklin expedition and explore the high northern latitudes.
  • E. McClure expedition
    The McClure expedition was a mid-19th-century British Arctic voyage led by Robert McClure that is credited with the first traversal of the Northwest Passage, albeit partly by sledge over ice.
  • 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_69d8d392aad081909fe31aa03e6e97d1 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e562eb06b481908ef9efdb976008f3 completed April 19, 2026, 11:19 p.m.
Created at: April 10, 2026, 11:49 a.m.