Triple

T8581786
Position Surface form Disambiguated ID Type / Status
Subject London Borough of Havering E203198 entity
Predicate hasRiver P165 FINISHED
Object River Ingrebourne
The River Ingrebourne is a tributary of the River Thames in northeast London and Essex, flowing through suburban and greenbelt areas including the London Borough of Havering.
 E746496 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: River Ingrebourne | Statement: [London Borough of Havering, hasRiver, River Ingrebourne]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: River Ingrebourne
Context triple: [London Borough of Havering, hasRiver, River Ingrebourne]
  • A. River Ryburn
    River Ryburn is a river in West Yorkshire, England, that flows through the Ryburn Valley and joins the River Calder near the town of Sowerby Bridge.
  • B. Henlow Brook
    Henlow Brook is a small watercourse in Bedfordshire, England, that serves as a minor tributary feeding into the River Ivel within the local drainage network.
  • C. Bourn Brook
    Bourn Brook is a small watercourse in Birmingham, England, that flows through urban and suburban areas before joining the River Rea.
  • D. Hebble Brook
    Hebble Brook is a small river in West Yorkshire, England, that flows through the town of Halifax and joins the River Calder.
  • E. Henmore Brook
    Henmore Brook is a small watercourse in Derbyshire, England, that flows through the town of Ashbourne before joining the River Dove.
  • 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: River Ingrebourne
Triple: [London Borough of Havering, hasRiver, River Ingrebourne]
Generated description
The River Ingrebourne is a tributary of the River Thames in northeast London and Essex, flowing through suburban and greenbelt areas including the London Borough of Havering.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: River Ingrebourne
Target entity description: The River Ingrebourne is a tributary of the River Thames in northeast London and Essex, flowing through suburban and greenbelt areas including the London Borough of Havering.
  • A. River Ryburn
    River Ryburn is a river in West Yorkshire, England, that flows through the Ryburn Valley and joins the River Calder near the town of Sowerby Bridge.
  • B. Henlow Brook
    Henlow Brook is a small watercourse in Bedfordshire, England, that serves as a minor tributary feeding into the River Ivel within the local drainage network.
  • C. Bourn Brook
    Bourn Brook is a small watercourse in Birmingham, England, that flows through urban and suburban areas before joining the River Rea.
  • D. Hebble Brook
    Hebble Brook is a small river in West Yorkshire, England, that flows through the town of Halifax and joins the River Calder.
  • E. Henmore Brook
    Henmore Brook is a small watercourse in Derbyshire, England, that flows through the town of Ashbourne before joining the River Dove.
  • 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_69ca8329bb7c8190a63c643730839103 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbeb1bbbd8819082670286a711826d completed March 31, 2026, 3:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69cebb9716948190b0eb61ddf25fb333 completed April 2, 2026, 6:55 p.m.
NEDg Description generation batch_69cebcdb197881908eeb6c5e4b225a2c completed April 2, 2026, 7 p.m.
NED2 Entity disambiguation (via description) batch_69cebd85ad8481909518afd02dbc5358 completed April 2, 2026, 7:03 p.m.
Created at: March 30, 2026, 6:22 p.m.