Triple

T1656487
Position Surface form Disambiguated ID Type / Status
Subject East Dulwich E35810 entity
Predicate railwayLine P848 FINISHED
Object South London Line
The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
E187786 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: South London Line | Statement: [East Dulwich, railwayLine, South London Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South London Line
Context triple: [East Dulwich, railwayLine, South London Line]
  • A. Hounslow Loop Line
    The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
  • B. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • C. Jubilee line
    The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
  • D. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • E. Northern line
    The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
  • 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: South London Line
Triple: [East Dulwich, railwayLine, South London Line]
Generated description
The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South London Line
Target entity description: The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
  • A. Hounslow Loop Line
    The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
  • B. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • C. Jubilee line
    The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
  • D. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • E. Northern line
    The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
  • 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_69a88606aa808190aa0b421b4271f220 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69abb4535180819088e3bdaa591dcdbd completed March 7, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad6821d18c8190b411bb031c142580 completed March 8, 2026, 12:14 p.m.
NEDg Description generation batch_69ad68a9769081908a0748b8d02b8379 completed March 8, 2026, 12:16 p.m.
NED2 Entity disambiguation (via description) batch_69ad692d61288190ad0c0265f49643ac completed March 8, 2026, 12:18 p.m.
Created at: March 4, 2026, 7:29 p.m.