Triple

T3962346
Position Surface form Disambiguated ID Type / Status
Subject London Basin E85933 entity
Predicate overlainBy P8377 FINISHED
Object Reading Formation
The Reading Formation is a geological rock unit in southeast England, particularly around the London area, consisting mainly of Paleogene-age clays, sands, and gravels deposited in fluvial and estuarine environments.
 E401566 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: Reading Formation | Statement: [London Basin, overlainBy, Reading Formation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Reading Formation
Context triple: [London Basin, overlainBy, Reading Formation]
  • A. Reading
    Reading is a historic city in southeastern Pennsylvania known for its industrial heritage, transportation links, and role as a regional cultural and economic center.
  • B. Reading
    "Reading" is an Impressionist painting by Berthe Morisot that depicts a quiet, intimate moment of a woman absorbed in a book.
  • C. Reading
    Reading is a major town in Berkshire, England, known as a key commercial and transport hub in the Thames Valley.
  • D. Read
    Read is a village in Lancashire, England, situated near the River Calder and known for its residential community and local amenities.
  • E. Read
    Read is a surname shared by various notable individuals across fields such as politics, arts, and academia.
  • 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: Reading Formation
Triple: [London Basin, overlainBy, Reading Formation]
Generated description
The Reading Formation is a geological rock unit in southeast England, particularly around the London area, consisting mainly of Paleogene-age clays, sands, and gravels deposited in fluvial and estuarine environments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Reading Formation
Target entity description: The Reading Formation is a geological rock unit in southeast England, particularly around the London area, consisting mainly of Paleogene-age clays, sands, and gravels deposited in fluvial and estuarine environments.
  • A. Reading
    Reading is a major town in Berkshire, England, known as a key commercial and transport hub in the Thames Valley.
  • B. Reading
    Reading is a historic city in southeastern Pennsylvania known for its industrial heritage, transportation links, and role as a regional cultural and economic center.
  • C. Reading
    "Reading" is an Impressionist painting by Berthe Morisot that depicts a quiet, intimate moment of a woman absorbed in a book.
  • D. Read
    Read is a village in Lancashire, England, situated near the River Calder and known for its residential community and local amenities.
  • E. Read
    Read is a surname shared by various notable individuals across fields such as politics, arts, and academia.
  • 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_69aed93a96908190bcbdbfa718f155bd completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aef9617adc8190874b97a612fa7c72 completed March 9, 2026, 4:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69b533b8e00c819093af24f27eee793b completed March 14, 2026, 10:08 a.m.
NEDg Description generation batch_69b5346fb3648190b2b72e10179588ed completed March 14, 2026, 10:11 a.m.
NED2 Entity disambiguation (via description) batch_69b534e98b8081909c2b71ff20fe0bb4 completed March 14, 2026, 10:14 a.m.
Created at: March 9, 2026, 3:31 p.m.