Triple

T9108089
Position Surface form Disambiguated ID Type / Status
Subject Tajo Basin E218526 entity
Predicate overlies P6130 FINISHED
Object Hercynian basement
The Hercynian basement is an ancient crystalline foundation of deformed and metamorphosed rocks formed during the Hercynian (Variscan) orogeny that underlies younger sedimentary basins in western and central Europe.
E779450 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: Hercynian basement | Statement: [Tajo Basin, overlies, Hercynian basement]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hercynian basement
Context triple: [Tajo Basin, overlies, Hercynian basement]
  • A. Peninsular Gneiss
    Peninsular Gneiss is an ancient, highly metamorphosed rock formation that forms part of the geological foundation of southern India and is prominently exposed at sites like Lalbagh’s famous rock outcrop in Bengaluru.
  • B. Dalradian Supergroup
    The Dalradian Supergroup is a thick sequence of late Precambrian to early Paleozoic metamorphic sedimentary and volcanic rocks extensively exposed in the Scottish Highlands and parts of Ireland.
  • C. Lewisian complex basement
    The Lewisian complex basement is an ancient Precambrian assemblage of highly metamorphosed gneisses and related rocks forming part of the geological foundation of northwest Scotland and the Outer Hebrides.
  • D. Moine Supergroup
    The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
  • E. Torridonian Supergroup
    The Torridonian Supergroup is a thick sequence of late Precambrian sedimentary rocks in northwest Scotland, renowned for its ancient red sandstones that rest on the Lewisian gneiss and record early continental environments.
  • 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: Hercynian basement
Triple: [Tajo Basin, overlies, Hercynian basement]
Generated description
The Hercynian basement is an ancient crystalline foundation of deformed and metamorphosed rocks formed during the Hercynian (Variscan) orogeny that underlies younger sedimentary basins in western and central Europe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hercynian basement
Target entity description: The Hercynian basement is an ancient crystalline foundation of deformed and metamorphosed rocks formed during the Hercynian (Variscan) orogeny that underlies younger sedimentary basins in western and central Europe.
  • A. Peninsular Gneiss
    Peninsular Gneiss is an ancient, highly metamorphosed rock formation that forms part of the geological foundation of southern India and is prominently exposed at sites like Lalbagh’s famous rock outcrop in Bengaluru.
  • B. Dalradian Supergroup
    The Dalradian Supergroup is a thick sequence of late Precambrian to early Paleozoic metamorphic sedimentary and volcanic rocks extensively exposed in the Scottish Highlands and parts of Ireland.
  • C. Lewisian complex basement
    The Lewisian complex basement is an ancient Precambrian assemblage of highly metamorphosed gneisses and related rocks forming part of the geological foundation of northwest Scotland and the Outer Hebrides.
  • D. Moine Supergroup
    The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
  • E. Torridonian Supergroup
    The Torridonian Supergroup is a thick sequence of late Precambrian sedimentary rocks in northwest Scotland, renowned for its ancient red sandstones that rest on the Lewisian gneiss and record early continental environments.
  • 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_69ca83db7448819090d0a5de842ef2ac completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca57543448190829853c31e05dd8c completed April 1, 2026, 4:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0302bfa00819097e752f1d0581d2d completed April 3, 2026, 9:25 p.m.
NEDg Description generation batch_69d0343c1e78819084c7d2ca38f55529 completed April 3, 2026, 9:42 p.m.
NED2 Entity disambiguation (via description) batch_69d034a46b088190b8c056eee73d4eaf completed April 3, 2026, 9:44 p.m.
Created at: March 30, 2026, 7:16 p.m.