Triple

T408765
Position Surface form Disambiguated ID Type / Status
Subject North Pole E9439 entity
Predicate hasFirstAircraftOverflightExpedition P11057 FINISHED
Object Amundsen–Ellsworth–Nobile expedition
The Amundsen–Ellsworth–Nobile expedition was a 1926 polar venture led by Roald Amundsen, Lincoln Ellsworth, and Umberto Nobile that achieved the first verified crossing of the Arctic Ocean by airship.
E52288 NE FINISHED

How this triple was built (5 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: Amundsen–Ellsworth–Nobile expedition | Statement: [North Pole, hasFirstAircraftOverflightExpedition, Amundsen–Ellsworth–Nobile expedition]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amundsen–Ellsworth–Nobile expedition
Context triple: [North Pole, hasFirstAircraftOverflightExpedition, Amundsen–Ellsworth–Nobile expedition]
  • A. Fram expedition across the Arctic Ocean
    The Fram expedition across the Arctic Ocean was Fridtjof Nansen’s pioneering late-19th-century polar voyage that used a specially designed ship to drift with the pack ice in an attempt to reach the North Pole and advance scientific understanding of the Arctic.
  • B. Ralph Plaisted expedition
    The Ralph Plaisted expedition was a 1968 snowmobile journey that became widely recognized as the first confirmed over-ice surface expedition to reach the geographic North Pole.
  • C. Polish Andes Expedition
    The Polish Andes Expedition was a pioneering mid-20th-century Polish mountaineering team known for major first ascents in the Andes, including the world’s highest volcano, Ojos del Salado.
  • D. Robert E. Peary
    Robert E. Peary was an American Arctic explorer best known for leading the 1909 expedition that claimed to be the first to reach the geographic North Pole.
  • E. Bellingshausen Station
    Bellingshausen Station is a Russian Antarctic research base located on King George Island in the South Shetland Islands.
  • 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: Amundsen–Ellsworth–Nobile expedition
Triple: [North Pole, hasFirstAircraftOverflightExpedition, Amundsen–Ellsworth–Nobile expedition]
Generated description
The Amundsen–Ellsworth–Nobile expedition was a 1926 polar venture led by Roald Amundsen, Lincoln Ellsworth, and Umberto Nobile that achieved the first verified crossing of the Arctic Ocean by airship.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amundsen–Ellsworth–Nobile expedition
Target entity description: The Amundsen–Ellsworth–Nobile expedition was a 1926 polar venture led by Roald Amundsen, Lincoln Ellsworth, and Umberto Nobile that achieved the first verified crossing of the Arctic Ocean by airship.
  • A. Fram expedition across the Arctic Ocean
    The Fram expedition across the Arctic Ocean was Fridtjof Nansen’s pioneering late-19th-century polar voyage that used a specially designed ship to drift with the pack ice in an attempt to reach the North Pole and advance scientific understanding of the Arctic.
  • B. Ralph Plaisted expedition
    The Ralph Plaisted expedition was a 1968 snowmobile journey that became widely recognized as the first confirmed over-ice surface expedition to reach the geographic North Pole.
  • C. Polish Andes Expedition
    The Polish Andes Expedition was a pioneering mid-20th-century Polish mountaineering team known for major first ascents in the Andes, including the world’s highest volcano, Ojos del Salado.
  • D. Robert E. Peary
    Robert E. Peary was an American Arctic explorer best known for leading the 1909 expedition that claimed to be the first to reach the geographic North Pole.
  • E. Bellingshausen Station
    Bellingshausen Station is a Russian Antarctic research base located on King George Island in the South Shetland Islands.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasFirstAircraftOverflightExpedition
Context triple: [North Pole, hasFirstAircraftOverflightExpedition, Amundsen–Ellsworth–Nobile expedition]
  • A. firstSuccessfulFlybyBy
    Indicates that the subject is the first spacecraft or mission to successfully perform a flyby of the object specified by the predicate’s value.
  • B. isFirstSpacecraftTo
    Indicates that a spacecraft is the earliest or initial one to reach, visit, or achieve a specified destination or milestone.
  • C. hasCustomsAndImmigration
    Indicates that customs and immigration control services are present or provided at a given location or facility.
  • D. appliesToAirspaceOf
    Indicates that a rule, restriction, or condition is specifically relevant to, or in effect within, a particular airspace.
  • E. hasControlTower
    Indicates that one entity possesses, hosts, or is equipped with a control tower that manages or oversees its operations.
  • F. None of above. chosen

Provenance (7 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ecbf0650819080753815ca280eec completed Feb. 28, 2026, 1:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69a41b47e87c8190bb9e62dcee7a59c6 completed March 1, 2026, 10:56 a.m.
NEDg Description generation batch_69a41bff0e808190bc83036a3abd6679 completed March 1, 2026, 10:59 a.m.
NED2 Entity disambiguation (via description) batch_69a41c51dbb48190a66f7e830089322e completed March 1, 2026, 11 a.m.
PD Predicate disambiguation batch_69a2e971a3a481909e6b075f25dd234a completed Feb. 28, 2026, 1:11 p.m.
PDg Predicate description generation batch_69a2ea4545608190898436c72e10f39d completed Feb. 28, 2026, 1:14 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.