Triple

T4670223
Position Surface form Disambiguated ID Type / Status
Subject Elwyn station E102942 entity
Predicate isKeyStationOn P22144 FINISHED
Object SEPTA Media/Wawa Line E249058 NE FINISHED

How this triple was built (2 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: SEPTA Media/Wawa Line | Statement: [Elwyn station, isKeyStationOn, SEPTA Media/Wawa Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SEPTA Media/Wawa Line
Context triple: [Elwyn station, isKeyStationOn, SEPTA Media/Wawa Line]
  • A. SEPTA Media/Wawa Line chosen
    The SEPTA Media/Wawa Line is a regional rail service in the Philadelphia area that connects Center City Philadelphia with suburban communities in Delaware County, including Media and Wawa.
  • B. Media/Wawa Line
    The Media/Wawa Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in Delaware County, Pennsylvania.
  • C. SEPTA Wilmington/Newark Line
    The SEPTA Wilmington/Newark Line is a regional rail service connecting Philadelphia with Wilmington, Delaware and Newark, Delaware, providing commuter and intercity transit along the Northeast Corridor.
  • D. SEPTA Warminster Line
    The SEPTA Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities to the north, terminating in Warminster, Pennsylvania.
  • E. SEPTA Paoli/Thorndale Line
    The SEPTA Paoli/Thorndale Line is a major commuter rail route in the Philadelphia region that runs between Center City and western suburbs including Paoli and Thorndale.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69bd43d9cba4819086c1ab1c2d9d2133 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd634ef5608190925663e988e3585b completed March 20, 2026, 3:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69be104a596c8190903c208c892da186 completed March 21, 2026, 3:28 a.m.
Created at: March 20, 2026, 1:15 p.m.