Triple

T11768156
Position Surface form Disambiguated ID Type / Status
Subject Pennon Group E279828 entity
Predicate subsidiary P258 FINISHED
Object Bournemouth Water
Bournemouth Water is a regional water supply company in the United Kingdom that provides drinking water services to customers in and around Bournemouth.
 E945599 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: Bournemouth Water | Statement: [Pennon Group, subsidiary, Bournemouth Water]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bournemouth Water
Context triple: [Pennon Group, subsidiary, Bournemouth Water]
  • A. Slough Arm
    Slough Arm is a short branch of the Grand Union Canal in England that serves the town of Slough and its surrounding industrial and residential areas.
  • B. Lymington River
    The Lymington River is a small river in Hampshire, England, that flows through the New Forest to the town of Lymington and into the Solent.
  • C. Levern Water
    Levern Water is a river in East Renfrewshire, Scotland, that flows through Barrhead and Neilston before joining the White Cart Water.
  • D. Itchen Estuary
    The Itchen Estuary is a tidal inlet and wetland area at the mouth of the River Itchen in Hampshire, England, known for its ecological importance and coastal habitats.
  • E. Thurne Mouth
    Thurne Mouth is the point in the Norfolk Broads where the River Thurne joins the River Bure, forming a notable junction for boating and navigation.
  • 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: Bournemouth Water
Triple: [Pennon Group, subsidiary, Bournemouth Water]
Generated description
Bournemouth Water is a regional water supply company in the United Kingdom that provides drinking water services to customers in and around Bournemouth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bournemouth Water
Target entity description: Bournemouth Water is a regional water supply company in the United Kingdom that provides drinking water services to customers in and around Bournemouth.
  • A. Slough Arm
    Slough Arm is a short branch of the Grand Union Canal in England that serves the town of Slough and its surrounding industrial and residential areas.
  • B. Lymington River
    The Lymington River is a small river in Hampshire, England, that flows through the New Forest to the town of Lymington and into the Solent.
  • C. Levern Water
    Levern Water is a river in East Renfrewshire, Scotland, that flows through Barrhead and Neilston before joining the White Cart Water.
  • D. Itchen Estuary
    The Itchen Estuary is a tidal inlet and wetland area at the mouth of the River Itchen in Hampshire, England, known for its ecological importance and coastal habitats.
  • E. Thurne Mouth
    Thurne Mouth is the point in the Norfolk Broads where the River Thurne joins the River Bure, forming a notable junction for boating and navigation.
  • 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_69d6ab01d2688190ad8ed6bda487eaa5 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a526979c8190ad2089997906855b completed April 10, 2026, 7:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69f09075aba8819082434a43473025bd completed April 28, 2026, 10:48 a.m.
NEDg Description generation batch_69f0bd3cf8308190813003daa8cfba4a completed April 28, 2026, 1:59 p.m.
NED2 Entity disambiguation (via description) batch_69f0ef02c930819086d139834ad4ed84 completed April 28, 2026, 5:31 p.m.
Created at: April 8, 2026, 9:41 p.m.