Triple

T396293
Position Surface form Disambiguated ID Type / Status
Subject Victoria Falls E8989 entity
Predicate discoveredByEuropeansBy P412 FINISHED
Object David Livingstone
David Livingstone was a 19th-century Scottish missionary and explorer renowned for his extensive travels in Africa and his influential role in mapping and documenting the continent for Europeans.
E50461 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: David Livingstone | Statement: [Victoria Falls, discoveredByEuropeansBy, David Livingstone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: David Livingstone
Context triple: [Victoria Falls, discoveredByEuropeansBy, David Livingstone]
  • A. Percy Fawcett
    Percy Fawcett was a British explorer and archaeologist famed for his expeditions into the Amazon rainforest and his mysterious disappearance while searching for a lost ancient city.
  • B. Cecil Rhodes
    Cecil Rhodes was a British imperialist, businessman, and politician in southern Africa whose wealth and will established the prestigious Rhodes Scholarship at the University of Oxford.
  • C. Robert Bylot
    Robert Bylot was a 17th-century English Arctic explorer and navigator known for his key role in early voyages searching for the Northwest Passage.
  • D. Marthinus Wessel Pretorius
    Marthinus Wessel Pretorius was a 19th-century Boer leader who served as the first president of the South African Republic and played a key role in early Afrikaner state formation.
  • E. Jacob Roggeveen
    Jacob Roggeveen was an 18th-century Dutch explorer best known for leading the expedition that first recorded European contact with Easter Island.
  • 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: David Livingstone
Triple: [Victoria Falls, discoveredByEuropeansBy, David Livingstone]
Generated description
David Livingstone was a 19th-century Scottish missionary and explorer renowned for his extensive travels in Africa and his influential role in mapping and documenting the continent for Europeans.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: David Livingstone
Target entity description: David Livingstone was a 19th-century Scottish missionary and explorer renowned for his extensive travels in Africa and his influential role in mapping and documenting the continent for Europeans.
  • A. Percy Fawcett
    Percy Fawcett was a British explorer and archaeologist famed for his expeditions into the Amazon rainforest and his mysterious disappearance while searching for a lost ancient city.
  • B. Cecil Rhodes
    Cecil Rhodes was a British imperialist, businessman, and politician in southern Africa whose wealth and will established the prestigious Rhodes Scholarship at the University of Oxford.
  • C. Robert Bylot
    Robert Bylot was a 17th-century English Arctic explorer and navigator known for his key role in early voyages searching for the Northwest Passage.
  • D. Marthinus Wessel Pretorius
    Marthinus Wessel Pretorius was a 19th-century Boer leader who served as the first president of the South African Republic and played a key role in early Afrikaner state formation.
  • E. Jacob Roggeveen
    Jacob Roggeveen was an 18th-century Dutch explorer best known for leading the expedition that first recorded European contact with Easter Island.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: discoveredByEuropeansBy
Context triple: [Victoria Falls, discoveredByEuropeansBy, David Livingstone]
  • A. firstEuropeanClaimBy
    Indicates that a place or territory was first formally claimed or asserted as possession by a specified European individual, group, or state.
  • B. yearOfEuropeanExploration
    Indicates the specific year in which a European exploration of the referenced entity took place.
  • C. discoveredBy chosen
    Indicates that something was found, identified, or brought to light through the efforts or actions of a particular agent.
  • D. firstContactWithEuropeans
    Indicates that this marks the initial recorded encounter or interaction between a group and European people.
  • E. wasDiscoveredIn
    Indicates that an entity became known or was first identified during a specific time period or at a particular place.
  • F. None of above.

Provenance (6 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_69a2e7f55c60819097aff65ea2ca2832 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ec8a941081909a152fda0ce24a98 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a40ad7ebec8190a0a4ee16b20cea57 completed March 1, 2026, 9:46 a.m.
NEDg Description generation batch_69a40cc295e88190b4adb738b0ba8161 completed March 1, 2026, 9:54 a.m.
NED2 Entity disambiguation (via description) batch_69a40d4137c48190a00522b114096bd5 completed March 1, 2026, 9:56 a.m.
PD Predicate disambiguation batch_69a2e96bd3848190a66ca14dfbd26da5 completed Feb. 28, 2026, 1:11 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.