Triple

T6844163
Position Surface form Disambiguated ID Type / Status
Subject Germantown station E157848 entity
Predicate railwaySystem P522 FINISHED
Object CSX Metropolitan Subdivision E270847 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: CSX Metropolitan Subdivision | Statement: [Germantown station, railwaySystem, CSX Metropolitan Subdivision]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CSX Metropolitan Subdivision
Context triple: [Germantown station, railwaySystem, CSX Metropolitan Subdivision]
  • A. CSX Bellwood Subdivision
    The CSX Bellwood Subdivision is a freight rail line in Virginia operated by CSX Transportation, forming part of the company’s network around the Richmond area.
  • B. CSX Trenton Subdivision
    The CSX Trenton Subdivision is a freight rail line in the northeastern United States operated by CSX Transportation, forming part of a major corridor between Philadelphia and North Jersey.
  • C. CSX Transportation Metropolitan Subdivision chosen
    The CSX Transportation Metropolitan Subdivision is a major freight and passenger rail corridor in Maryland and the Washington, D.C. area, forming part of CSX's network and hosting MARC commuter rail service.
  • D. CSX Capital Subdivision
    CSX Capital Subdivision is a CSX Transportation rail line in Maryland that serves as a key freight and commuter corridor between Washington, D.C., and Baltimore.
  • E. CSX RF&P Subdivision
    The CSX RF&P Subdivision is a major CSX Transportation rail line in Virginia that forms part of the busy freight and passenger corridor linking Washington, D.C. with Richmond and points south.
  • 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_69c6882ed4c081909dc465a7cf8838be completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d6b8627081908e34d2b942d08aef completed March 27, 2026, 7:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c72fbf06008190a8c342d3d7dec930 completed March 28, 2026, 1:32 a.m.
Created at: March 27, 2026, 2:19 p.m.