Triple

T1306031
Position Surface form Disambiguated ID Type / Status
Subject Metrolink tram network E27879 entity
Predicate hasLine P35 FINISHED
Object Rochdale via Oldham Line
The Rochdale via Oldham Line is a route on Greater Manchester’s Metrolink tram system that connects central Manchester with Oldham and Rochdale through a series of suburban and town-centre stops.
E11193 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: Rochdale via Oldham Line | Statement: [Metrolink tram network, hasLine, Rochdale via Oldham Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rochdale via Oldham Line
Context triple: [Metrolink tram network, hasLine, Rochdale via Oldham Line]
  • A. Rochdale line
    The Rochdale line is a railway route in Greater Manchester, England, forming part of the local and regional rail network connecting Manchester with Rochdale and surrounding areas.
  • B. Manchester to Bolton line
    The Manchester to Bolton line is a suburban railway route in Greater Manchester, England, connecting Manchester with the town of Bolton and serving intermediate communities along the corridor.
  • C. East Didsbury Line
    The East Didsbury Line is a light rail route on Greater Manchester’s Metrolink network that connects Manchester city centre with the suburban area of East Didsbury.
  • D. Manchester to Leeds line
    The Manchester to Leeds line is a key trans-Pennine railway route in northern England connecting major cities across the Pennines.
  • E. Manchester–Preston line
    The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
  • 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: Rochdale via Oldham Line
Triple: [Metrolink tram network, hasLine, Rochdale via Oldham Line]
Generated description
The Rochdale via Oldham Line is a route on Greater Manchester’s Metrolink tram system that connects central Manchester with Oldham and Rochdale through a series of suburban and town-centre stops.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rochdale via Oldham Line
Target entity description: The Rochdale via Oldham Line is a route on Greater Manchester’s Metrolink tram system that connects central Manchester with Oldham and Rochdale through a series of suburban and town-centre stops.
  • A. Rochdale line chosen
    The Rochdale line is a railway route in Greater Manchester, England, forming part of the local and regional rail network connecting Manchester with Rochdale and surrounding areas.
  • B. Manchester to Bolton line
    The Manchester to Bolton line is a suburban railway route in Greater Manchester, England, connecting Manchester with the town of Bolton and serving intermediate communities along the corridor.
  • C. East Didsbury Line
    The East Didsbury Line is a light rail route on Greater Manchester’s Metrolink network that connects Manchester city centre with the suburban area of East Didsbury.
  • D. Manchester to Leeds line
    The Manchester to Leeds line is a key trans-Pennine railway route in northern England connecting major cities across the Pennines.
  • E. Manchester–Preston line
    The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
  • F. None of above.

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_69a496d7d83481908f83085854e51328 completed March 1, 2026, 7:43 p.m.
NER Named-entity recognition batch_69a4c13524d481909e8f5bb2ab91f6e4 completed March 1, 2026, 10:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69acb306e3cc8190997cda8aaedbcebb completed March 7, 2026, 11:21 p.m.
NEDg Description generation batch_69acb3cbdf6881908d52fa203d025b36 completed March 7, 2026, 11:25 p.m.
NED2 Entity disambiguation (via description) batch_69acb43a4384819082daa9fe42e84aa2 completed March 7, 2026, 11:26 p.m.
Created at: March 1, 2026, 7:51 p.m.