Triple

T3502497
Position Surface form Disambiguated ID Type / Status
Subject Maastrichtian E73999 entity
Predicate lithostratigraphicCorrelation P30174 FINISHED
Object Maastricht Formation in the Netherlands
The Maastricht Formation in the Netherlands is a Late Cretaceous marine sedimentary rock unit, famous for its rich fossil content and as the namesake of the Maastrichtian stage.
E364218 NE FINISHED

How this triple was built (5 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: Maastricht Formation in the Netherlands | Statement: [Maastrichtian, lithostratigraphicCorrelation, Maastricht Formation in the Netherlands]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Maastricht Formation in the Netherlands
Context triple: [Maastrichtian, lithostratigraphicCorrelation, Maastricht Formation in the Netherlands]
  • A. Grootegast, Netherlands
    Grootegast, Netherlands is a small village in the province of Groningen, known as the birthplace of the Christian philosopher and theologian Cornelius Van Til.
  • B. Southwestern Netherlands
    Southwestern Netherlands is a coastal region of the Netherlands characterized by its delta landscapes, estuaries, and extensive water management and flood protection works.
  • C. Grave, Netherlands
    Grave is a historic town in the Dutch province of North Brabant, known for its well-preserved medieval center and fortifications along the Maas River.
  • D. Drenthe, Netherlands
    Drenthe, Netherlands is a rural northeastern Dutch province known for its prehistoric dolmen tombs, extensive nature reserves, and quiet agricultural landscapes.
  • E. Zundert, Netherlands
    Zundert, Netherlands is a small Dutch town in North Brabant best known as the birthplace of painter Vincent van Gogh.
  • 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: Maastricht Formation in the Netherlands
Triple: [Maastrichtian, lithostratigraphicCorrelation, Maastricht Formation in the Netherlands]
Generated description
The Maastricht Formation in the Netherlands is a Late Cretaceous marine sedimentary rock unit, famous for its rich fossil content and as the namesake of the Maastrichtian stage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Maastricht Formation in the Netherlands
Target entity description: The Maastricht Formation in the Netherlands is a Late Cretaceous marine sedimentary rock unit, famous for its rich fossil content and as the namesake of the Maastrichtian stage.
  • A. Grootegast, Netherlands
    Grootegast, Netherlands is a small village in the province of Groningen, known as the birthplace of the Christian philosopher and theologian Cornelius Van Til.
  • B. Southwestern Netherlands
    Southwestern Netherlands is a coastal region of the Netherlands characterized by its delta landscapes, estuaries, and extensive water management and flood protection works.
  • C. Grave, Netherlands
    Grave is a historic town in the Dutch province of North Brabant, known for its well-preserved medieval center and fortifications along the Maas River.
  • D. Drenthe, Netherlands
    Drenthe, Netherlands is a rural northeastern Dutch province known for its prehistoric dolmen tombs, extensive nature reserves, and quiet agricultural landscapes.
  • E. Zundert, Netherlands
    Zundert, Netherlands is a small Dutch town in North Brabant best known as the birthplace of painter Vincent van Gogh.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lithostratigraphicCorrelation
Context triple: [Maastrichtian, lithostratigraphicCorrelation, Maastricht Formation in the Netherlands]
  • A. lithology
    Indicates the type and characteristics of rock or sediment that compose a geological unit or layer.
  • B. geologicalRelation chosen
    Indicates a spatial, temporal, or causal relationship between geological features or events, such as how rock units, structures, or formations are positioned, ordered, or interact with one another.
  • C. hasStratigraphicPosition
    Indicates the relative position of one geological layer or unit within a stratigraphic sequence in relation to another.
  • D. hasStratigraphicFeature
    Indicates a relationship in which a geological unit, site, or context contains, exhibits, or is associated with a particular stratigraphic feature (such as a layer, horizon, or boundary) within its stratigraphic sequence.
  • E. hasChronostratigraphicUnit
    Indicates a relationship where something is associated with, or classified by, a specific chronostratigraphic unit (a defined interval of geological time represented by rock layers).
  • 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_69ad85ce7a9c81909ddc5cf0cb67a6e3 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbbef47988190b5b3fe2e452b9ac8 completed March 8, 2026, 6:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69b373d88dc08190a8508f990b01cf03 completed March 13, 2026, 2:18 a.m.
NEDg Description generation batch_69b3779133788190a17b2d8a51587682 completed March 13, 2026, 2:33 a.m.
NED2 Entity disambiguation (via description) batch_69b377facc048190849ccd4ddcd9b442 completed March 13, 2026, 2:35 a.m.
PD Predicate disambiguation batch_69adae0cd8b0819099da300af09880da completed March 8, 2026, 5:12 p.m.
Created at: March 8, 2026, 3:18 p.m.