Triple

T2318880
Position Surface form Disambiguated ID Type / Status
Subject River Vyrnwy E51129 entity
Predicate drainageBasin P1559 FINISHED
Object Severn River Basin District
The Severn River Basin District is a major hydrological and administrative region in the United Kingdom that encompasses the River Severn and its tributaries, managing water resources, ecology, and flood risk across parts of England and Wales.
E255653 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: Severn River Basin District | Statement: [River Vyrnwy, drainageBasin, Severn River Basin District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Severn River Basin District
Context triple: [River Vyrnwy, drainageBasin, Severn River Basin District]
  • A. Chesterfield Valley
    Chesterfield Valley is a major commercial and retail hub in Chesterfield, Missouri, known for its extensive shopping centers, big-box stores, and dining options.
  • B. Kennet Valley
    Kennet Valley is a river valley in southern England shaped by the River Kennet, known for its rural landscapes, historic settlements, and ecological significance.
  • C. Thames Valley
    Thames Valley is a region in southern England centered around the River Thames, encompassing major towns and economic hubs such as Reading, Oxford, and Slough.
  • D. Culpeper Basin
    The Culpeper Basin is a geological sedimentary basin in the eastern United States, known for its Triassic-Jurassic rock formations and associated fossil and mineral resources.
  • E. Richmond Valley
    Richmond Valley is a residential neighborhood on the South Shore of Staten Island in New York City.
  • 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: Severn River Basin District
Triple: [River Vyrnwy, drainageBasin, Severn River Basin District]
Generated description
The Severn River Basin District is a major hydrological and administrative region in the United Kingdom that encompasses the River Severn and its tributaries, managing water resources, ecology, and flood risk across parts of England and Wales.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Severn River Basin District
Target entity description: The Severn River Basin District is a major hydrological and administrative region in the United Kingdom that encompasses the River Severn and its tributaries, managing water resources, ecology, and flood risk across parts of England and Wales.
  • A. Chesterfield Valley
    Chesterfield Valley is a major commercial and retail hub in Chesterfield, Missouri, known for its extensive shopping centers, big-box stores, and dining options.
  • B. Kennet Valley
    Kennet Valley is a river valley in southern England shaped by the River Kennet, known for its rural landscapes, historic settlements, and ecological significance.
  • C. Thames Valley
    Thames Valley is a region in southern England centered around the River Thames, encompassing major towns and economic hubs such as Reading, Oxford, and Slough.
  • D. Culpeper Basin
    The Culpeper Basin is a geological sedimentary basin in the eastern United States, known for its Triassic-Jurassic rock formations and associated fossil and mineral resources.
  • E. Richmond Valley
    Richmond Valley is a residential neighborhood on the South Shore of Staten Island in New York City.
  • 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_69a88b074b908190ae983dbca7757d88 completed March 4, 2026, 7:41 p.m.
NER Named-entity recognition batch_69abc630b7ec819088735bde27fdabfe completed March 7, 2026, 6:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae8966cc0c819092ad299645b0aa71 completed March 9, 2026, 8:48 a.m.
NEDg Description generation batch_69ae8b3693c481909c3f5f28c9b55e92 completed March 9, 2026, 8:56 a.m.
NED2 Entity disambiguation (via description) batch_69ae8bab9a3c8190aac39006ac3744a9 completed March 9, 2026, 8:58 a.m.
Created at: March 4, 2026, 7:49 p.m.