Triple

T16081906
Position Surface form Disambiguated ID Type / Status
Subject Kellwasser events E390129 entity
Predicate occurredDuring P3824 FINISHED
Object Frasnian stage
The Frasnian stage is a late Devonian time interval marked by significant reef development and major biotic crises, including the Kellwasser extinction events.
 E540927 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: Frasnian stage | Statement: [Kellwasser events, occurredDuring, Frasnian stage]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Frasnian stage
Context triple: [Kellwasser events, occurredDuring, Frasnian stage]
  • A. Rhaetian Stage
    The Rhaetian Stage is the final stage of the Late Triassic period, marked by significant marine extinctions and preceding the Triassic–Jurassic boundary.
  • B. Aquitanian Stage
    The Aquitanian Stage is the earliest age of the Miocene Epoch, marking a distinct interval in Earth’s geologic time characterized by significant climatic and faunal transitions.
  • C. Furongian
    Furongian is the late epoch of the Cambrian Period, marking the final stage of early Paleozoic marine life diversification before the Ordovician.
  • D. Givetian–Frasnian boundary
    The Givetian–Frasnian boundary marks the internationally recognized stratigraphic transition between the Middle and Late Devonian periods, defined by specific fossil and sedimentary changes in the geologic record.
  • E. Emsian–Eifelian boundary
    The Emsian–Eifelian boundary marks the internationally recognized transition between the Early and Middle Devonian periods in the geologic timescale.
  • 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: Frasnian stage
Triple: [Kellwasser events, occurredDuring, Frasnian stage]
Generated description
The Frasnian stage is a late Devonian time interval marked by significant reef development and major biotic crises, including the Kellwasser extinction events.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Frasnian stage
Target entity description: The Frasnian stage is a late Devonian time interval marked by significant reef development and major biotic crises, including the Kellwasser extinction events.
  • A. Rhaetian Stage
    The Rhaetian Stage is the final stage of the Late Triassic period, marked by significant marine extinctions and preceding the Triassic–Jurassic boundary.
  • B. Aquitanian Stage
    The Aquitanian Stage is the earliest age of the Miocene Epoch, marking a distinct interval in Earth’s geologic time characterized by significant climatic and faunal transitions.
  • C. Furongian
    Furongian is the late epoch of the Cambrian Period, marking the final stage of early Paleozoic marine life diversification before the Ordovician.
  • D. Givetian–Frasnian boundary chosen
    The Givetian–Frasnian boundary marks the internationally recognized stratigraphic transition between the Middle and Late Devonian periods, defined by specific fossil and sedimentary changes in the geologic record.
  • E. Emsian–Eifelian boundary
    The Emsian–Eifelian boundary marks the internationally recognized transition between the Early and Middle Devonian periods in the geologic timescale.
  • 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_69d86daf32ec8190a8c0466c8f49c3c0 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e1844b86288190ad0452aad6bdd5fb completed April 17, 2026, 12:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffe48cf76c8190bc96168fc2326ffb completed May 10, 2026, 1:51 a.m.
NEDg Description generation batch_69ffe5f7c9008190ba6239bc35ac7ebd completed May 10, 2026, 1:57 a.m.
NED2 Entity disambiguation (via description) batch_69ffe6a16b30819088a5d43c73715645 completed May 10, 2026, 2 a.m.
Created at: April 10, 2026, 4:57 a.m.