Triple

T8882570
Position Surface form Disambiguated ID Type / Status
Subject Matthew Henson E211445 entity
Predicate notableWork P4 FINISHED
Object A Negro Explorer at the North Pole
A Negro Explorer at the North Pole is Matthew Henson’s autobiographical account of his experiences as an African American member of early Arctic expeditions, including the 1909 journey to the North Pole.
E764255 NE FINISHED

How this triple was built (4 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: A Negro Explorer at the North Pole | Statement: [Matthew Henson, notableWork, A Negro Explorer at the North Pole]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: A Negro Explorer at the North Pole
Context triple: [Matthew Henson, notableWork, A Negro Explorer at the North Pole]
  • A. The North Pole (book by Robert E. Peary)
    The North Pole is Robert E. Peary’s firsthand narrative of his controversial 1908–1909 expedition that claimed to be the first successful journey to the geographic North Pole.
  • B. Man and the Polar Regions
    Man and the Polar Regions was an Expo 67 thematic pavilion exploring humanity’s exploration, adaptation, and scientific study in the Arctic and Antarctic environments.
  • C. My Arctic Journal
    My Arctic Journal is an 1893 memoir by Josephine Diebitsch Peary recounting her experiences accompanying her husband Robert Peary on an Arctic expedition.
  • D. Roald Amundsen’s South Pole expedition 1910–1912
    Roald Amundsen’s South Pole expedition 1910–1912 was the pioneering Norwegian Antarctic journey that first reached the geographic South Pole, marking a major milestone in polar exploration.
  • E. The Black Star Passes
    The Black Star Passes is a classic early science fiction novel by John W. Campbell Jr. featuring interplanetary adventure, advanced technology, and cosmic-scale threats.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: A Negro Explorer at the North Pole
Triple: [Matthew Henson, notableWork, A Negro Explorer at the North Pole]
Generated description
A Negro Explorer at the North Pole is Matthew Henson’s autobiographical account of his experiences as an African American member of early Arctic expeditions, including the 1909 journey to the North Pole.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: A Negro Explorer at the North Pole
Target entity description: A Negro Explorer at the North Pole is Matthew Henson’s autobiographical account of his experiences as an African American member of early Arctic expeditions, including the 1909 journey to the North Pole.
  • A. The North Pole (book by Robert E. Peary)
    The North Pole is Robert E. Peary’s firsthand narrative of his controversial 1908–1909 expedition that claimed to be the first successful journey to the geographic North Pole.
  • B. Man and the Polar Regions
    Man and the Polar Regions was an Expo 67 thematic pavilion exploring humanity’s exploration, adaptation, and scientific study in the Arctic and Antarctic environments.
  • C. My Arctic Journal
    My Arctic Journal is an 1893 memoir by Josephine Diebitsch Peary recounting her experiences accompanying her husband Robert Peary on an Arctic expedition.
  • D. Roald Amundsen’s South Pole expedition 1910–1912
    Roald Amundsen’s South Pole expedition 1910–1912 was the pioneering Norwegian Antarctic journey that first reached the geographic South Pole, marking a major milestone in polar exploration.
  • E. The Black Star Passes
    The Black Star Passes is a classic early science fiction novel by John W. Campbell Jr. featuring interplanetary adventure, advanced technology, and cosmic-scale threats.
  • F. None of above. chosen

Provenance (5 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_69ca838f9e20819096ab1f236a70381a completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc616a01f48190b8bbde0e898a38c7 completed April 1, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfabca74888190934593d6504fbed1 completed April 3, 2026, noon
NEDg Description generation batch_69cfac9c743c8190a26f753111f07281 completed April 3, 2026, 12:03 p.m.
NED2 Entity disambiguation (via description) batch_69cfad54cf5c81908558fd4c21f2f3b6 completed April 3, 2026, 12:06 p.m.
Created at: March 30, 2026, 6:53 p.m.