Triple

T2346242
Position Surface form Disambiguated ID Type / Status
Subject River Lea E45136 entity
Predicate hasTributary P415 FINISHED
Object Ching Brook
Ching Brook is a small tributary stream in northeast London that flows through areas such as Chingford before joining the River Lea.
 E259371 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: Ching Brook | Statement: [River Lea, hasTributary, Ching Brook]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ching Brook
Context triple: [River Lea, hasTributary, Ching Brook]
  • A. Tibbetts Brook
    Tibbetts Brook is a small natural waterway in the Bronx, New York City, that flows through Van Cortlandt Park and plays a key role in the park’s wetland and watershed system.
  • B. Porter Brook
    Porter Brook is a small urban river running through Sheffield, England, historically important for powering the city’s early industry.
  • C. Hawkes Brook
    Hawkes Brook is a small stream in Massachusetts that serves as a tributary to the Saugus River within its watershed.
  • D. River Syd Brook
    River Syd Brook is a small watercourse in North West England that serves as one of the minor feeder streams within the River Douglas catchment.
  • E. Bog Brook
    Bog Brook is a stream in New York State that serves as a primary feeder to the Bog Brook Reservoir within the New York City water supply 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: Ching Brook
Triple: [River Lea, hasTributary, Ching Brook]
Generated description
Ching Brook is a small tributary stream in northeast London that flows through areas such as Chingford before joining the River Lea.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ching Brook
Target entity description: Ching Brook is a small tributary stream in northeast London that flows through areas such as Chingford before joining the River Lea.
  • A. Tibbetts Brook
    Tibbetts Brook is a small natural waterway in the Bronx, New York City, that flows through Van Cortlandt Park and plays a key role in the park’s wetland and watershed system.
  • B. Porter Brook
    Porter Brook is a small urban river running through Sheffield, England, historically important for powering the city’s early industry.
  • C. Hawkes Brook
    Hawkes Brook is a small stream in Massachusetts that serves as a tributary to the Saugus River within its watershed.
  • D. River Syd Brook
    River Syd Brook is a small watercourse in North West England that serves as one of the minor feeder streams within the River Douglas catchment.
  • E. Bog Brook
    Bog Brook is a stream in New York State that serves as a primary feeder to the Bog Brook Reservoir within the New York City water supply 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_69a88917935081909b755dbf38e81024 completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abc6c9396081908abb2b0a229bb046 completed March 7, 2026, 6:33 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae9629f4908190ba3c51b7d12be4e4 completed March 9, 2026, 9:43 a.m.
NEDg Description generation batch_69ae99f64ab48190b5760eb75276342c completed March 9, 2026, 9:59 a.m.
NED2 Entity disambiguation (via description) batch_69ae9ad9706081909593ca75126c43e8 completed March 9, 2026, 10:03 a.m.
Created at: March 4, 2026, 7:52 p.m.