Triple

T2346265
Position Surface form Disambiguated ID Type / Status
Subject River Lea E45136 entity
Predicate hasStructure P35 FINISHED
Object Tottenham Lock
Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
 E259376 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: Tottenham Lock | Statement: [River Lea, hasStructure, Tottenham Lock]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tottenham Lock
Context triple: [River Lea, hasStructure, Tottenham Lock]
  • A. Brentford Lock
    Brentford Lock is a historic canal lock and waterside area on the Grand Union Canal in Brentford, west London, known for its maritime heritage and regenerated residential and leisure developments.
  • B. Shepperton Lock
    Shepperton Lock is a lock on the River Thames in England, used to manage river navigation and water levels near the town of Shepperton.
  • C. Bardney Lock
    Bardney Lock is a navigation lock on the River Witham in Lincolnshire, England, used to manage water levels and enable boat passage along the river.
  • D. East Farleigh Lock
    East Farleigh Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
  • E. Allington Lock
    Allington Lock is a key navigation and flood-control lock on the River Medway in Kent, England, marking the tidal limit of the river.
  • 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: Tottenham Lock
Triple: [River Lea, hasStructure, Tottenham Lock]
Generated description
Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tottenham Lock
Target entity description: Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
  • A. Brentford Lock
    Brentford Lock is a historic canal lock and waterside area on the Grand Union Canal in Brentford, west London, known for its maritime heritage and regenerated residential and leisure developments.
  • B. Shepperton Lock
    Shepperton Lock is a lock on the River Thames in England, used to manage river navigation and water levels near the town of Shepperton.
  • C. Bardney Lock
    Bardney Lock is a navigation lock on the River Witham in Lincolnshire, England, used to manage water levels and enable boat passage along the river.
  • D. East Farleigh Lock
    East Farleigh Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
  • E. Allington Lock
    Allington Lock is a key navigation and flood-control lock on the River Medway in Kent, England, marking the tidal limit of the river.
  • 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.