Triple

T100763
Position Surface form Disambiguated ID Type / Status
Subject Easter Island E2034 entity
Predicate discoveredByEuropeans P412 FINISHED
Object Jacob Roggeveen
Jacob Roggeveen was an 18th-century Dutch explorer best known for leading the expedition that first recorded European contact with Easter Island.
E16843 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: Jacob Roggeveen | Statement: [Easter Island, discoveredByEuropeans, Jacob Roggeveen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jacob Roggeveen
Context triple: [Easter Island, discoveredByEuropeans, Jacob Roggeveen]
  • A. James Cook
    James Cook was an 18th-century British naval captain and explorer renowned for his three Pacific voyages that mapped previously uncharted regions including Australia, New Zealand, and Hawaii.
  • B. Juan Sebastián Elcano
    Juan Sebastián Elcano was a Spanish explorer and navigator best known for completing the first circumnavigation of the Earth after Magellan’s death.
  • C. Amerigo Vespucci
    Amerigo Vespucci was an Italian explorer and navigator whose voyages to the New World led to the continents of the Americas being named in his honor.
  • D. Henry Hudson
    Henry Hudson was an English sea explorer and navigator of the early 17th century best known for his voyages in search of a northwest passage and for lending his name to the Hudson River and Hudson Bay.
  • E. Ferdinand Magellan
    Ferdinand Magellan was a Portuguese explorer who led the first expedition to circumnavigate the globe, significantly advancing European knowledge of world geography.
  • 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: Jacob Roggeveen
Triple: [Easter Island, discoveredByEuropeans, Jacob Roggeveen]
Generated description
Jacob Roggeveen was an 18th-century Dutch explorer best known for leading the expedition that first recorded European contact with Easter Island.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jacob Roggeveen
Target entity description: Jacob Roggeveen was an 18th-century Dutch explorer best known for leading the expedition that first recorded European contact with Easter Island.
  • A. James Cook
    James Cook was an 18th-century British naval captain and explorer renowned for his three Pacific voyages that mapped previously uncharted regions including Australia, New Zealand, and Hawaii.
  • B. Juan Sebastián Elcano
    Juan Sebastián Elcano was a Spanish explorer and navigator best known for completing the first circumnavigation of the Earth after Magellan’s death.
  • C. Amerigo Vespucci
    Amerigo Vespucci was an Italian explorer and navigator whose voyages to the New World led to the continents of the Americas being named in his honor.
  • D. Henry Hudson
    Henry Hudson was an English sea explorer and navigator of the early 17th century best known for his voyages in search of a northwest passage and for lending his name to the Hudson River and Hudson Bay.
  • E. Ferdinand Magellan
    Ferdinand Magellan was a Portuguese explorer who led the first expedition to circumnavigate the globe, significantly advancing European knowledge of world geography.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: discoveredByEuropeans
Context triple: [Easter Island, discoveredByEuropeans, Jacob Roggeveen]
  • A. yearOfEuropeanExploration
    Indicates the specific year in which a European exploration of the referenced entity took place.
  • B. firstEuropeanClaimBy
    Indicates that a place or territory was first formally claimed or asserted as possession by a specified European individual, group, or state.
  • C. wasDiscoveredIn
    Indicates that an entity became known or was first identified during a specific time period or at a particular place.
  • D. discoveryDate
    Indicates the date on which something was first discovered or identified.
  • E. discoveredBy chosen
    Indicates that something was found, identified, or brought to light through the efforts or actions of a particular agent.
  • 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_69a24e0a5b7c81908d52da08c60dabc4 completed Feb. 28, 2026, 2:08 a.m.
NER Named-entity recognition batch_69a25760af348190bf402089c240887d completed Feb. 28, 2026, 2:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b85cc6b881909e2c13e70b24d934 completed Feb. 28, 2026, 9:41 a.m.
NEDg Description generation batch_69a2bb0254fc8190b75544e32e81d694 completed Feb. 28, 2026, 9:53 a.m.
NED2 Entity disambiguation (via description) batch_69a2bebed99481908eccf03360d90588 completed Feb. 28, 2026, 10:09 a.m.
PD Predicate disambiguation batch_69a2563921f8819087f720b1c803579f completed Feb. 28, 2026, 2:43 a.m.
Created at: Feb. 28, 2026, 2:12 a.m.