Triple

T28116208
Position Surface form Disambiguated ID Type / Status
Subject Fawcett expedition party E710637 entity
Predicate lastKnownCamp P103223 FINISHED
Object Dead Horse Camp
Dead Horse Camp was the final known campsite of British explorer Percy Fawcett’s ill-fated 1925 Amazon expedition in search of the lost city he called “Z,” and a focal point in the mystery surrounding his disappearance.
 E1801808 NE FINISHED

How this triple was built (3 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: Dead Horse Camp | Statement: [Fawcett expedition party, lastKnownCamp, Dead Horse Camp]
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: Dead Horse Camp
Triple: [Fawcett expedition party, lastKnownCamp, Dead Horse Camp]
Generated description
Dead Horse Camp was the final known campsite of British explorer Percy Fawcett’s ill-fated 1925 Amazon expedition in search of the lost city he called “Z,” and a focal point in the mystery surrounding his disappearance.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: lastKnownCamp
Context triple: [Fawcett expedition party, lastKnownCamp, Dead Horse Camp]
  • A. lastConfirmedSightingLocation chosen
    Indicates the most recent location where the entity was reliably observed or reported.
  • B. lastSeen
    Indicates the most recent time or occasion on which one entity observed, encountered, or had contact with another entity.
  • C. lastMovement
    Indicates the most recent movement or change in position performed by or affecting an entity.
  • D. lastCaptiveIndividualLocation
    Indicates the location where the last known captive individual of a given entity was held or observed.
  • E. lastAppearance
    Indicates the most recent time or instance in which an entity appears or is present within a given context or sequence.
  • 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_69ef9b72f63081909dfbc2c1ddae86c6 completed April 27, 2026, 5:22 p.m.
NER Named-entity recognition batch_69f640cc06ec8190b0923c390e1dcb76 completed May 2, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_6a15c9310d9c81909e0c28fccc08061e completed May 26, 2026, 4:24 p.m.
NEDg Description generation batch_6a15cac6172c8190b677d538dee18fb0 completed May 26, 2026, 4:31 p.m.
NED2 Entity disambiguation (via description) batch_6a15cb48691081909c5dde3e9a0db8f4 completed May 26, 2026, 4:33 p.m.
PD Predicate disambiguation batch_69f63c6a8474819091b8c6fe98e3862d completed May 2, 2026, 6:03 p.m.
Created at: April 27, 2026, 9:14 p.m.