Triple

T10832359
Position Surface form Disambiguated ID Type / Status
Subject Severn River Basin District E255653 entity
Predicate includesCatchment P15963 FINISHED
Object Usk catchment
The Usk catchment is the river drainage area surrounding the River Usk in Wales, known for its ecological importance, salmon and trout fisheries, and role in regional water management.
E888691 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: Usk catchment | Statement: [Severn River Basin District, includesCatchment, Usk catchment]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Usk catchment
Context triple: [Severn River Basin District, includesCatchment, Usk catchment]
  • A. Wye catchment
    The Wye catchment is the river drainage area surrounding the River Wye, a major UK river system known for its scenic landscapes, biodiversity, and role in regional water management.
  • B. River Aire catchment
    The River Aire catchment is the drainage basin in northern England that collects water from the Pennine hills and surrounding areas into the River Aire and its tributaries.
  • C. Wyre catchment
    The Wyre catchment is the river basin in Lancashire, England, that drains the River Wyre and its tributaries into the Wyre Estuary and ultimately the Irish Sea.
  • D. River Rye catchment
    The River Rye catchment is the drainage basin in North Yorkshire, England, that collects the waters of the River Rye and its tributaries before they ultimately flow into the River Derwent.
  • E. Colne catchment
    The Colne catchment is the river basin in southern England that drains the River Colne and its tributaries, forming part of the wider Thames River system.
  • 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: Usk catchment
Triple: [Severn River Basin District, includesCatchment, Usk catchment]
Generated description
The Usk catchment is the river drainage area surrounding the River Usk in Wales, known for its ecological importance, salmon and trout fisheries, and role in regional water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Usk catchment
Target entity description: The Usk catchment is the river drainage area surrounding the River Usk in Wales, known for its ecological importance, salmon and trout fisheries, and role in regional water management.
  • A. Wye catchment
    The Wye catchment is the river drainage area surrounding the River Wye, a major UK river system known for its scenic landscapes, biodiversity, and role in regional water management.
  • B. River Aire catchment
    The River Aire catchment is the drainage basin in northern England that collects water from the Pennine hills and surrounding areas into the River Aire and its tributaries.
  • C. Wyre catchment
    The Wyre catchment is the river basin in Lancashire, England, that drains the River Wyre and its tributaries into the Wyre Estuary and ultimately the Irish Sea.
  • D. River Rye catchment
    The River Rye catchment is the drainage basin in North Yorkshire, England, that collects the waters of the River Rye and its tributaries before they ultimately flow into the River Derwent.
  • E. Colne catchment
    The Colne catchment is the river basin in southern England that drains the River Colne and its tributaries, forming part of the wider Thames River system.
  • 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_69d6aa8081448190a9324184f2bd1c26 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d7442323948190afd9488815f7908b completed April 9, 2026, 6:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69deb11a264c8190829ff89f0b13d063 completed April 14, 2026, 9:26 p.m.
NEDg Description generation batch_69deb4deef988190bfcf9a9529738899 completed April 14, 2026, 9:42 p.m.
NED2 Entity disambiguation (via description) batch_69deb54876ac81909222a7c25bccefe5 completed April 14, 2026, 9:44 p.m.
Created at: April 8, 2026, 9:19 p.m.