Triple

T6963337
Position Surface form Disambiguated ID Type / Status
Subject London Blackfriars E161425 entity
Predicate isOnRoute P2127 FINISHED
Object Bedford–Brighton line
The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
E633133 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: Bedford–Brighton line | Statement: [London Blackfriars, isOnRoute, Bedford–Brighton line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bedford–Brighton line
Context triple: [London Blackfriars, isOnRoute, Bedford–Brighton line]
  • A. Eastern Line
    The Eastern Line is a suburban rail service in Auckland, New Zealand, running between the city centre and eastern suburbs as part of the Auckland rail network.
  • B. Cambridge line
    The Cambridge line is a key railway route in eastern England that connects London with the city of Cambridge and its surrounding area.
  • C. 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.
  • D. York–Selby line
    The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
  • E. Severn Beach Line
    The Severn Beach Line is a suburban railway route in the Bristol area of England, running from the city through its northern suburbs to the coastal village of Severn Beach.
  • 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: Bedford–Brighton line
Triple: [London Blackfriars, isOnRoute, Bedford–Brighton line]
Generated description
The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bedford–Brighton line
Target entity description: The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
  • A. Eastern Line
    The Eastern Line is a suburban rail service in Auckland, New Zealand, running between the city centre and eastern suburbs as part of the Auckland rail network.
  • B. Cambridge line
    The Cambridge line is a key railway route in eastern England that connects London with the city of Cambridge and its surrounding area.
  • C. 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.
  • D. York–Selby line
    The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
  • E. Severn Beach Line
    The Severn Beach Line is a suburban railway route in the Bristol area of England, running from the city through its northern suburbs to the coastal village of Severn Beach.
  • 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_69c68853cff881908439d488924a8283 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6daf197b0819085bd0433c8a7f716 completed March 27, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c761908564819084505f0ab1122a9c completed March 28, 2026, 5:05 a.m.
NEDg Description generation batch_69c76343aee0819098177ef2e5f833db completed March 28, 2026, 5:12 a.m.
NED2 Entity disambiguation (via description) batch_69c763eb69408190b7caa188ce13646e completed March 28, 2026, 5:15 a.m.
Created at: March 27, 2026, 2:30 p.m.