Triple

T9075869
Position Surface form Disambiguated ID Type / Status
Subject Hastings Line E217481 entity
Predicate connectsWith P37 FINISHED
Object Tonbridge Line
The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
 E781741 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: Tonbridge Line | Statement: [Hastings Line, connectsWith, Tonbridge Line]

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: Tonbridge Line
Context triple: [Hastings Line, connectsWith, Tonbridge Line]
  • A. Crouch Valley Line
    Crouch Valley Line is a rural railway branch line in Essex, England, running between Wickford and Southminster and serving communities along the River Crouch.
  • B. Cranleigh Line
    The Cranleigh Line was a former railway route in Surrey, England, that connected Guildford to Horsham and served rural communities including the village of Cranleigh before its closure in the 1960s.
  • C. Styal Line
    The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
  • D. Avon Valley Line
    The Avon Valley Line is a railway route in southwest England that follows the River Avon, connecting key towns and cities in the region.
  • E. North Kent Line
    The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
  • 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: Tonbridge Line
Target entity description: The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
  • A. Crouch Valley Line
    Crouch Valley Line is a rural railway branch line in Essex, England, running between Wickford and Southminster and serving communities along the River Crouch.
  • B. Cranleigh Line
    The Cranleigh Line was a former railway route in Surrey, England, that connected Guildford to Horsham and served rural communities including the village of Cranleigh before its closure in the 1960s.
  • C. Styal Line
    The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
  • D. Avon Valley Line
    The Avon Valley Line is a railway route in southwest England that follows the River Avon, connecting key towns and cities in the region.
  • E. North Kent Line
    The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
  • 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: Tonbridge Line
Triple: [Hastings Line, connectsWith, Tonbridge Line]
Generated description
The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69ca83d6c14c8190bc056d927f00a2a2 elicitation completed
NER batch_69cc95c53274819099b3b3047bfe8cc8 ner completed
NED1 batch_69d054413cd881908bd4aca6a69ef663 ned_source_triple completed
NED2 batch_69d0557d073481908d5662190d513758 ned_description completed
NEDg batch_69d05509ea4c81909efe2b26f8f10ce5 nedg completed
Created at: March 30, 2026, 7:12 p.m.