Triple

T1009537
Position Surface form Disambiguated ID Type / Status
Subject East Midlands Railway E21789 entity
Predicate operatesStation P4904 FINISHED
Object Leicester railway station
Leicester railway station is a major rail hub in the city of Leicester, England, providing regional and long-distance passenger services on key routes across the Midlands and beyond.
 E131365 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: Leicester railway station | Statement: [East Midlands Railway, operatesStation, Leicester railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Leicester railway station
Context triple: [East Midlands Railway, operatesStation, Leicester railway station]
  • A. Nottingham railway station
    Nottingham railway station is the main railway hub in Nottingham, England, providing regional and long-distance services across the East Midlands and beyond.
  • B. Basingstoke railway station
    Basingstoke railway station is a major railway hub in Hampshire, England, serving as an important junction on routes between London, the South Coast, and the West of England.
  • C. Milton Keynes Central railway station
    Milton Keynes Central railway station is a major intercity and commuter rail hub in Milton Keynes, England, providing frequent services on key routes between London, the Midlands, and the North West.
  • D. Cambridge railway station
    Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
  • E. Oxford railway station
    Oxford railway station is the main railway hub serving the city of Oxford, England, providing regional and long-distance passenger services on the national rail network.
  • 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: Leicester railway station
Triple: [East Midlands Railway, operatesStation, Leicester railway station]
Generated description
Leicester railway station is a major rail hub in the city of Leicester, England, providing regional and long-distance passenger services on key routes across the Midlands and beyond.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Leicester railway station
Target entity description: Leicester railway station is a major rail hub in the city of Leicester, England, providing regional and long-distance passenger services on key routes across the Midlands and beyond.
  • A. Nottingham railway station
    Nottingham railway station is the main railway hub in Nottingham, England, providing regional and long-distance services across the East Midlands and beyond.
  • B. Basingstoke railway station
    Basingstoke railway station is a major railway hub in Hampshire, England, serving as an important junction on routes between London, the South Coast, and the West of England.
  • C. Milton Keynes Central railway station
    Milton Keynes Central railway station is a major intercity and commuter rail hub in Milton Keynes, England, providing frequent services on key routes between London, the Midlands, and the North West.
  • D. Cambridge railway station
    Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
  • E. Oxford railway station
    Oxford railway station is the main railway hub serving the city of Oxford, England, providing regional and long-distance passenger services on the national rail network.
  • 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_69a493c53e648190ae8cb76c433fd9a7 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bb71e7f88190bf33bbe5ef2c68ff completed March 1, 2026, 10:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac5e9d99f08190ad72bdb3ab555fec completed March 7, 2026, 5:21 p.m.
NEDg Description generation batch_69ac5f248db081908596810839ee6160 completed March 7, 2026, 5:23 p.m.
NED2 Entity disambiguation (via description) batch_69ac5fb242488190bf99f63956aeda13 completed March 7, 2026, 5:26 p.m.
Created at: March 1, 2026, 7:41 p.m.