Triple

T15235198
Position Surface form Disambiguated ID Type / Status
Subject Greensand E364109 entity
Predicate formsGeologicalUnit P46460 FINISHED
Object Lower Greensand
Lower Greensand is an Early Cretaceous sedimentary rock formation in southern England, notable for its glauconite-rich sands and important role in regional geology and landscape.
E1144352 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: Lower Greensand | Statement: [Greensand, formsGeologicalUnit, Lower Greensand]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Greensand
Context triple: [Greensand, formsGeologicalUnit, Lower Greensand]
  • A. Chingford Plain
    Chingford Plain is an open grassland and recreational area on the edge of Epping Forest in northeast London, popular for walking, sports, and outdoor events.
  • B. Lewesdon Hill
    Lewesdon Hill is a prominent, wooded hill in southwest England that forms the highest natural point in the county of Dorset.
  • C. Crockham Hill
    Crockham Hill is a small village in Kent, England, known for its rural setting near the Kent–Surrey border and its association with social reformer Octavia Hill.
  • D. Twyford Down
    Twyford Down is a chalk downland area near Winchester in Hampshire, England, noted for its archaeological significance and for the controversial M3 motorway cutting that sparked major environmental protests in the early 1990s.
  • E. Dartford Heath
    Dartford Heath is a large area of lowland heathland and open common in north-west Kent, England, known for its wildlife habitats, walking paths, and recreational use.
  • 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: Lower Greensand
Triple: [Greensand, formsGeologicalUnit, Lower Greensand]
Generated description
Lower Greensand is an Early Cretaceous sedimentary rock formation in southern England, notable for its glauconite-rich sands and important role in regional geology and landscape.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lower Greensand
Target entity description: Lower Greensand is an Early Cretaceous sedimentary rock formation in southern England, notable for its glauconite-rich sands and important role in regional geology and landscape.
  • A. Chingford Plain
    Chingford Plain is an open grassland and recreational area on the edge of Epping Forest in northeast London, popular for walking, sports, and outdoor events.
  • B. Lewesdon Hill
    Lewesdon Hill is a prominent, wooded hill in southwest England that forms the highest natural point in the county of Dorset.
  • C. Crockham Hill
    Crockham Hill is a small village in Kent, England, known for its rural setting near the Kent–Surrey border and its association with social reformer Octavia Hill.
  • D. Twyford Down
    Twyford Down is a chalk downland area near Winchester in Hampshire, England, noted for its archaeological significance and for the controversial M3 motorway cutting that sparked major environmental protests in the early 1990s.
  • E. Dartford Heath
    Dartford Heath is a large area of lowland heathland and open common in north-west Kent, England, known for its wildlife habitats, walking paths, and recreational use.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formsGeologicalUnit
Context triple: [Greensand, formsGeologicalUnit, Lower Greensand]
  • A. geologicUnitOf
    Indicates that one entity is a geologic unit to which the other entity belongs or with which it is associated.
  • B. hasGeologicalUnit chosen
    Indicates that an entity is associated with or contains a specific geological unit, such as a rock layer, formation, or stratigraphic unit.
  • C. geologicType
    Indicates the specific geological classification or category assigned to a rock, soil, or earth material unit.
  • D. geologicalFormation
    Indicates that one entity is a geological structure or feature that characterizes or composes the physical makeup of another entity.
  • E. commonRockUnit
    Indicates that two or more geological features share the same rock unit or lithostratigraphic layer.
  • 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_69d85a0ce24c81909c4d3b6475548c95 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007d91e4881908ea52d11a3d4480a completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fedd3dd5a081909a1a7fceda648c29 completed May 9, 2026, 7:07 a.m.
NEDg Description generation batch_69fede8eed2c8190adb45306a1ec0faa completed May 9, 2026, 7:13 a.m.
NED2 Entity disambiguation (via description) batch_69fedef546708190bdeedd2c61fdbc86 completed May 9, 2026, 7:15 a.m.
PD Predicate disambiguation batch_69deca899d5c8190be4a7c71e1683c69 completed April 14, 2026, 11:15 p.m.
Created at: April 10, 2026, 3:12 a.m.