Triple

T2136669
Position Surface form Disambiguated ID Type / Status
Subject Chew Reservoir E46669 entity
Predicate operator P179 FINISHED
Object United Utilities
United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
E237136 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: United Utilities | Statement: [Chew Reservoir, operator, United Utilities]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: United Utilities
Context triple: [Chew Reservoir, operator, United Utilities]
  • A. Centrica
    Centrica is a British multinational energy and services company best known as the owner of British Gas and a major supplier of gas and electricity in the UK and Ireland.
  • B. Arqiva
    Arqiva is a UK-based communications infrastructure and media services company that operates broadcast transmission networks and related services for television, radio, and wireless communications.
  • C. Thames Water
    Thames Water is the United Kingdom’s largest water and wastewater services company, supplying and treating water for millions of customers across London and the Thames Valley.
  • D. SSE Hydro
    SSE Hydro is a major indoor arena in Glasgow, Scotland, renowned for hosting large-scale concerts, sporting events, and entertainment shows.
  • E. British Electricity Authority
    The British Electricity Authority was the nationalized body responsible for generating and supplying electricity in Great Britain in the early post-World War II period.
  • 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: United Utilities
Triple: [Chew Reservoir, operator, United Utilities]
Generated description
United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: United Utilities
Target entity description: United Utilities is a major British water and wastewater services company responsible for supplying and managing water infrastructure across North West England.
  • A. Centrica
    Centrica is a British multinational energy and services company best known as the owner of British Gas and a major supplier of gas and electricity in the UK and Ireland.
  • B. Arqiva
    Arqiva is a UK-based communications infrastructure and media services company that operates broadcast transmission networks and related services for television, radio, and wireless communications.
  • C. Thames Water
    Thames Water is the United Kingdom’s largest water and wastewater services company, supplying and treating water for millions of customers across London and the Thames Valley.
  • D. SSE Hydro
    SSE Hydro is a major indoor arena in Glasgow, Scotland, renowned for hosting large-scale concerts, sporting events, and entertainment shows.
  • E. British Electricity Authority
    The British Electricity Authority was the nationalized body responsible for generating and supplying electricity in Great Britain in the early post-World War II period.
  • 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_69a88a174ab48190a5db20c132e5dccf completed March 4, 2026, 7:37 p.m.
NER Named-entity recognition batch_69abbdff9254819094d27405478e29a0 completed March 7, 2026, 5:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae51acc0f88190a580e29d887170ec completed March 9, 2026, 4:50 a.m.
NEDg Description generation batch_69ae5322097c81909d77d54ae258ab1a completed March 9, 2026, 4:57 a.m.
NED2 Entity disambiguation (via description) batch_69ae5365cd808190aa8363b612ef0ec5 completed March 9, 2026, 4:58 a.m.
Created at: March 4, 2026, 7:44 p.m.