Triple

T143447
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Regional Rail E2901 entity
Predicate hasLine P35 FINISHED
Object Cynwyd Line
The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
E16838 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: Cynwyd Line | Statement: [SEPTA Regional Rail, hasLine, Cynwyd Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cynwyd Line
Context triple: [SEPTA Regional Rail, hasLine, Cynwyd Line]
  • A. South Wales Main Line
    The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
  • B. Eccles Line
    The Eccles Line is a light rail route on Greater Manchester's Metrolink network that connects Manchester city centre with the suburb of Eccles via Salford Quays and MediaCityUK.
  • C. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • D. 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.
  • E. 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.
  • 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: Cynwyd Line
Triple: [SEPTA Regional Rail, hasLine, Cynwyd Line]
Generated description
The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cynwyd Line
Target entity description: The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
  • A. South Wales Main Line
    The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
  • B. Eccles Line
    The Eccles Line is a light rail route on Greater Manchester's Metrolink network that connects Manchester city centre with the suburb of Eccles via Salford Quays and MediaCityUK.
  • C. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • D. 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.
  • E. 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.
  • 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_69a2521e35c08190b28e5c9f1e3c9b59 completed Feb. 28, 2026, 2:25 a.m.
NER Named-entity recognition batch_69a257caf678819092e975d5167f9df4 completed Feb. 28, 2026, 2:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2b860df1481909d6d64ac45dd6eae completed Feb. 28, 2026, 9:41 a.m.
NEDg Description generation batch_69a2baa4ac048190957929b92e106233 completed Feb. 28, 2026, 9:51 a.m.
NED2 Entity disambiguation (via description) batch_69a2bb038c648190a53442cedfa26ec0 completed Feb. 28, 2026, 9:53 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.