Triple

T20442077
Position Surface form Disambiguated ID Type / Status
Subject Olduvai Gorge E501419 entity
Predicate hasStratigraphicUnit P18868 FINISHED
Object Ndutu Beds
Ndutu Beds are a Pleistocene-age sedimentary formation in the Olduvai Gorge region of Tanzania, notable for preserving important archaeological and fossil evidence of early human activity and environmental change.
E1431749 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: Ndutu Beds | Statement: [Olduvai Gorge, hasStratigraphicUnit, Ndutu Beds]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ndutu Beds
Context triple: [Olduvai Gorge, hasStratigraphicUnit, Ndutu Beds]
  • A. Sheka Zone
    Sheka Zone is an administrative area in southwestern Ethiopia known for its diverse ethnic groups, languages, and rich forested highland environment.
  • B. Erg Chigaga
    Erg Chigaga is a vast, remote dune field in southern Morocco known for its towering sand dunes and desert wilderness landscapes.
  • C. Pentawere
    Pentawere was an ancient Egyptian prince, son of Pharaoh Ramesses III, best known for his alleged role in the harem conspiracy to assassinate his father and his subsequent forced suicide.
  • D. Koobi Fora
    Koobi Fora is a renowned paleoanthropological and archaeological site in northern Kenya famous for its rich fossil record of early humans and other prehistoric life.
  • E. Soroti Rock
    Soroti Rock is a prominent granite outcrop and landmark that overlooks the town of Soroti in eastern Uganda.
  • 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: Ndutu Beds
Triple: [Olduvai Gorge, hasStratigraphicUnit, Ndutu Beds]
Generated description
Ndutu Beds are a Pleistocene-age sedimentary formation in the Olduvai Gorge region of Tanzania, notable for preserving important archaeological and fossil evidence of early human activity and environmental change.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ndutu Beds
Target entity description: Ndutu Beds are a Pleistocene-age sedimentary formation in the Olduvai Gorge region of Tanzania, notable for preserving important archaeological and fossil evidence of early human activity and environmental change.
  • A. Sheka Zone
    Sheka Zone is an administrative area in southwestern Ethiopia known for its diverse ethnic groups, languages, and rich forested highland environment.
  • B. Erg Chigaga
    Erg Chigaga is a vast, remote dune field in southern Morocco known for its towering sand dunes and desert wilderness landscapes.
  • C. Pentawere
    Pentawere was an ancient Egyptian prince, son of Pharaoh Ramesses III, best known for his alleged role in the harem conspiracy to assassinate his father and his subsequent forced suicide.
  • D. Koobi Fora
    Koobi Fora is a renowned paleoanthropological and archaeological site in northern Kenya famous for its rich fossil record of early humans and other prehistoric life.
  • E. Soroti Rock
    Soroti Rock is a prominent granite outcrop and landmark that overlooks the town of Soroti in eastern Uganda.
  • F. None of above. chosen

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_69e0b4ab3cfc8190ac9bf32e932316b1 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e685f3b794819080745b135a305ba7 completed April 20, 2026, 8 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0883ff8e6c8190b8699ea023e98799 completed May 16, 2026, 2:49 p.m.
NEDg Description generation batch_6a08860f244c81909f2602704a19b0c6 completed May 16, 2026, 2:58 p.m.
NED2 Entity disambiguation (via description) batch_6a08868eadd48190837d0fbefb3da02a completed May 16, 2026, 3 p.m.
Created at: April 16, 2026, 11:32 a.m.