Triple

T10160282
Position Surface form Disambiguated ID Type / Status
Subject Elan Valley reservoirs E233870 entity
Predicate builtBy P972 FINISHED
Object Birmingham Corporation Water Department
The Birmingham Corporation Water Department was the municipal authority responsible for developing and managing Birmingham’s water supply infrastructure, including major reservoir schemes in Wales.
E845505 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: Birmingham Corporation Water Department | Statement: [Elan Valley reservoirs, builtBy, Birmingham Corporation Water Department]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Birmingham Corporation Water Department
Context triple: [Elan Valley reservoirs, builtBy, Birmingham Corporation Water Department]
  • A. Birmingham Water Works Board system
    The Birmingham Water Works Board system is a public utility network that provides drinking water and related services to the Birmingham, Alabama metropolitan area.
  • B. Bowmont Water
    Bowmont Water is a river in the Scottish Borders and Northumberland that flows through rural valleys before joining the River Till.
  • C. Dŵr Cymru Welsh Water
    Dŵr Cymru Welsh Water is a not-for-profit water and wastewater services company serving customers across Wales and parts of England.
  • D. Westlands Water District
    Westlands Water District is a large agricultural water agency in California’s San Joaquin Valley that supplies irrigation water to farms and communities across western Fresno and Kings counties.
  • E. Detroit Water and Sewerage Department
    The Detroit Water and Sewerage Department is the municipal agency responsible for providing water and wastewater services to Detroit and several surrounding communities.
  • 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: Birmingham Corporation Water Department
Triple: [Elan Valley reservoirs, builtBy, Birmingham Corporation Water Department]
Generated description
The Birmingham Corporation Water Department was the municipal authority responsible for developing and managing Birmingham’s water supply infrastructure, including major reservoir schemes in Wales.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Birmingham Corporation Water Department
Target entity description: The Birmingham Corporation Water Department was the municipal authority responsible for developing and managing Birmingham’s water supply infrastructure, including major reservoir schemes in Wales.
  • A. Birmingham Water Works Board system
    The Birmingham Water Works Board system is a public utility network that provides drinking water and related services to the Birmingham, Alabama metropolitan area.
  • B. Bowmont Water
    Bowmont Water is a river in the Scottish Borders and Northumberland that flows through rural valleys before joining the River Till.
  • C. Dŵr Cymru Welsh Water
    Dŵr Cymru Welsh Water is a not-for-profit water and wastewater services company serving customers across Wales and parts of England.
  • D. Westlands Water District
    Westlands Water District is a large agricultural water agency in California’s San Joaquin Valley that supplies irrigation water to farms and communities across western Fresno and Kings counties.
  • E. Detroit Water and Sewerage Department
    The Detroit Water and Sewerage Department is the municipal agency responsible for providing water and wastewater services to Detroit and several surrounding communities.
  • 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_69ca848e80748190b91d1e04d35512c7 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdec5831e481909b48fdfa8f1c670b completed April 2, 2026, 4:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69d300c2651c8190a80c933002ac62e8 completed April 6, 2026, 12:39 a.m.
NEDg Description generation batch_69d30254aabc8190966a4398c59a851e completed April 6, 2026, 12:46 a.m.
NED2 Entity disambiguation (via description) batch_69d30305924c8190998cbefa372dca9a completed April 6, 2026, 12:49 a.m.
Created at: March 30, 2026, 9:09 p.m.