Triple

T8091246
Position Surface form Disambiguated ID Type / Status
Subject Jack Fawcett E188865 entity
Predicate participantIn P149 FINISHED
Object Percy Fawcett's 1925 Amazon expedition
Percy Fawcett's 1925 Amazon expedition was a fateful journey into the Brazilian rainforest in search of a supposed lost ancient city, during which Fawcett, his son Jack, and their companion disappeared without a trace.
E11421 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: Percy Fawcett's 1925 Amazon expedition | Statement: [Jack Fawcett, participantIn, Percy Fawcett's 1925 Amazon expedition]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Percy Fawcett's 1925 Amazon expedition
Context triple: [Jack Fawcett, participantIn, Percy Fawcett's 1925 Amazon expedition]
  • A. 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.
  • B. 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.
  • C. Ross expedition
    The Ross expedition was a 19th-century British Antarctic exploration led by James Clark Ross that conducted pioneering scientific research and charted large portions of the Antarctic coastline.
  • D. Nimrod Expedition
    The Nimrod Expedition was Ernest Shackleton’s 1907–1909 British Antarctic expedition that made record-setting southern and polar achievements and significantly advanced scientific and geographic knowledge of Antarctica.
  • E. Drake–Norris Expedition
    The Drake–Norris Expedition was a large but ultimately unsuccessful 1589 English naval campaign against Spain, launched shortly after the Spanish Armada in an attempt to cripple Spanish power and support Portuguese rebels.
  • 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: Percy Fawcett's 1925 Amazon expedition
Triple: [Jack Fawcett, participantIn, Percy Fawcett's 1925 Amazon expedition]
Generated description
Percy Fawcett's 1925 Amazon expedition was a fateful journey into the Brazilian rainforest in search of a supposed lost ancient city, during which Fawcett, his son Jack, and their companion disappeared without a trace.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Percy Fawcett's 1925 Amazon expedition
Target entity description: Percy Fawcett's 1925 Amazon expedition was a fateful journey into the Brazilian rainforest in search of a supposed lost ancient city, during which Fawcett, his son Jack, and their companion disappeared without a trace.
  • A. 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.
  • B. Percy Fawcett chosen
    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.
  • C. Ross expedition
    The Ross expedition was a 19th-century British Antarctic exploration led by James Clark Ross that conducted pioneering scientific research and charted large portions of the Antarctic coastline.
  • D. Nimrod Expedition
    The Nimrod Expedition was Ernest Shackleton’s 1907–1909 British Antarctic expedition that made record-setting southern and polar achievements and significantly advanced scientific and geographic knowledge of Antarctica.
  • E. Drake–Norris Expedition
    The Drake–Norris Expedition was a large but ultimately unsuccessful 1589 English naval campaign against Spain, launched shortly after the Spanish Armada in an attempt to cripple Spanish power and support Portuguese rebels.
  • F. None of above.

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_69ca82b7b3e88190b9041ab0ef28b3cb completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb421fb8348190b6495394d498d3f4 completed March 31, 2026, 3:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc640dbab881908a8142ac472f3408 completed April 1, 2026, 12:17 a.m.
NEDg Description generation batch_69cc651e3b4c81908408c9f08eca8e09 completed April 1, 2026, 12:21 a.m.
NED2 Entity disambiguation (via description) batch_69cc69531a3c8190b712b3df6beefb7b completed April 1, 2026, 12:39 a.m.
Created at: March 30, 2026, 5:29 p.m.