Triple

T6085623
Position Surface form Disambiguated ID Type / Status
Subject South Eastern Railway E135631 entity
Predicate notableRoute P22 FINISHED
Object London to Dover main line
The London to Dover main line is a key railway route in southeast England linking the capital with the Channel port of Dover, historically important for passenger and cross-Channel traffic.
E566419 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: London to Dover main line | Statement: [South Eastern Railway, notableRoute, London to Dover main line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London to Dover main line
Context triple: [South Eastern Railway, notableRoute, London to Dover main line]
  • A. Waterloo to Southampton main line
    The Waterloo to Southampton main line is a key railway route in southern England linking London Waterloo with the port city of Southampton, serving major commuter and intercity traffic.
  • B. Manchester–London main line
    The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
  • C. Brighton Main Line
    The Brighton Main Line is a major railway route in southern England that connects London with the coastal city of Brighton, serving numerous commuter towns along the way.
  • D. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • E. Dover–Ramsgate line
    The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
  • 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: London to Dover main line
Triple: [South Eastern Railway, notableRoute, London to Dover main line]
Generated description
The London to Dover main line is a key railway route in southeast England linking the capital with the Channel port of Dover, historically important for passenger and cross-Channel traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London to Dover main line
Target entity description: The London to Dover main line is a key railway route in southeast England linking the capital with the Channel port of Dover, historically important for passenger and cross-Channel traffic.
  • A. Waterloo to Southampton main line
    The Waterloo to Southampton main line is a key railway route in southern England linking London Waterloo with the port city of Southampton, serving major commuter and intercity traffic.
  • B. Manchester–London main line
    The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
  • C. Brighton Main Line
    The Brighton Main Line is a major railway route in southern England that connects London with the coastal city of Brighton, serving numerous commuter towns along the way.
  • D. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • E. Dover–Ramsgate line
    The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
  • 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_69c0087bcc788190b20f093d3a6c60ec completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c057891dc88190997c4e32b2261fb3 completed March 22, 2026, 8:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69c11d60e824819098a9f5fc5cc00be4 completed March 23, 2026, 11 a.m.
NEDg Description generation batch_69c11e4454948190a8f4643cb55e673a completed March 23, 2026, 11:04 a.m.
NED2 Entity disambiguation (via description) batch_69c11ec554688190bfe184608944a15e completed March 23, 2026, 11:06 a.m.
Created at: March 22, 2026, 4:12 p.m.