Triple

T5173061
Position Surface form Disambiguated ID Type / Status
Subject River Brent E116730 entity
Predicate hasTributary P415 FINISHED
Object Wealdstone Brook
Wealdstone Brook is a small urban stream in northwest London that serves as a tributary of the River Brent, flowing through areas such as Harrow and Wealdstone.
E505875 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: Wealdstone Brook | Statement: [River Brent, hasTributary, Wealdstone Brook]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wealdstone Brook
Context triple: [River Brent, hasTributary, Wealdstone Brook]
  • A. Heathcote Brook
    Heathcote Brook is a small stream in central New Jersey that feeds into the Millstone River as part of the Raritan River watershed.
  • B. Shuttleworth Brook
    Shuttleworth Brook is a small watercourse in Lancashire, England, that serves as a minor tributary within the River Calder catchment.
  • C. Carr Brook
    Carr Brook is a minor watercourse in Merseyside, England, that feeds into the River Alt as part of its local drainage network.
  • D. West-Running Brook
    West-Running Brook is a 1928 poetry collection by Robert Frost that reflects his characteristic meditations on nature, individuality, and the complexities of human experience.
  • E. Dagenham Brook
    Dagenham Brook is a minor watercourse in East London that serves as a tributary of the River Lea, flowing through parts of the London Borough of Waltham Forest.
  • 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: Wealdstone Brook
Triple: [River Brent, hasTributary, Wealdstone Brook]
Generated description
Wealdstone Brook is a small urban stream in northwest London that serves as a tributary of the River Brent, flowing through areas such as Harrow and Wealdstone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wealdstone Brook
Target entity description: Wealdstone Brook is a small urban stream in northwest London that serves as a tributary of the River Brent, flowing through areas such as Harrow and Wealdstone.
  • A. Heathcote Brook
    Heathcote Brook is a small stream in central New Jersey that feeds into the Millstone River as part of the Raritan River watershed.
  • B. Shuttleworth Brook
    Shuttleworth Brook is a small watercourse in Lancashire, England, that serves as a minor tributary within the River Calder catchment.
  • C. Carr Brook
    Carr Brook is a minor watercourse in Merseyside, England, that feeds into the River Alt as part of its local drainage network.
  • D. West-Running Brook
    West-Running Brook is a 1928 poetry collection by Robert Frost that reflects his characteristic meditations on nature, individuality, and the complexities of human experience.
  • E. Dagenham Brook
    Dagenham Brook is a minor watercourse in East London that serves as a tributary of the River Lea, flowing through parts of the London Borough of Waltham Forest.
  • 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_69bd445ff97c81909a2615cc56235470 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd795252a481908634779f3f656574 completed March 20, 2026, 4:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69bef7f3f7588190b1a09b408248d18b completed March 21, 2026, 7:56 p.m.
NEDg Description generation batch_69bef8996a208190b9b84b297434c549 completed March 21, 2026, 7:59 p.m.
NED2 Entity disambiguation (via description) batch_69bef935c2288190b2c66e25b8f065bd completed March 21, 2026, 8:01 p.m.
Created at: March 20, 2026, 1:45 p.m.