Triple

T7458171
Position Surface form Disambiguated ID Type / Status
Subject Camden Lock E176177 entity
Predicate adjacentTo P224 FINISHED
Object Hampstead Road Lock
Hampstead Road Lock is a canal lock on the Regent’s Canal in Camden, London, known for its role in managing water levels near the popular Camden Market area.
 E665990 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Hampstead Road Lock | Statement: [Camden Lock, adjacentTo, Hampstead Road Lock]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hampstead Road Lock
Context triple: [Camden Lock, adjacentTo, Hampstead Road Lock]
  • A. Hampstead Lane Lock
    Hampstead Lane Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
  • B. Rosedale Lock
    Rosedale Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps boats transition between different water levels along the canal system.
  • C. 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.
  • D. Teddington Lock
    Teddington Lock is a major lock and weir complex on the River Thames in southwest London, marking the tidal limit of the river and serving as an important navigation and flood-control point.
  • E. Iffley Lock
    Iffley Lock is a historic lock and weir on the River Thames near Oxford, England, known for its picturesque setting and traditional stone lock-keeper’s cottage.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hampstead Road Lock
Target entity description: Hampstead Road Lock is a canal lock on the Regent’s Canal in Camden, London, known for its role in managing water levels near the popular Camden Market area.
  • A. Hampstead Lane Lock
    Hampstead Lane Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
  • B. Rosedale Lock
    Rosedale Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps boats transition between different water levels along the canal system.
  • C. 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.
  • D. Teddington Lock
    Teddington Lock is a major lock and weir complex on the River Thames in southwest London, marking the tidal limit of the river and serving as an important navigation and flood-control point.
  • E. Iffley Lock
    Iffley Lock is a historic lock and weir on the River Thames near Oxford, England, known for its picturesque setting and traditional stone lock-keeper’s cottage.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Hampstead Road Lock
Triple: [Camden Lock, adjacentTo, Hampstead Road Lock]
Generated description
Hampstead Road Lock is a canal lock on the Regent’s Canal in Camden, London, known for its role in managing water levels near the popular Camden Market area.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69c69f21632481908bf83f6c6da897e3 elicitation completed
NER batch_69c6f3b1f18881908140a6191d5478b5 ner completed
NED1 batch_69c834597d94819081f57de7d5ae30af ned_source_triple completed
NED2 batch_69c83560fa908190a8c1d8862f9a31f9 ned_description completed
NEDg batch_69c834c4a6b0819091cd9ecd1581cfe4 nedg completed
Created at: March 27, 2026, 3:33 p.m.