Triple

T500510
Position Surface form Disambiguated ID Type / Status
Subject Fredericksburg Line E10388 entity
Predicate usesTracksOf P2567 FINISHED
Object CSX Transportation E10387 NE FINISHED

How this triple was built (3 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 Transportation | Statement: [Fredericksburg Line, usesTracksOf, CSX Transportation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: CSX Transportation
Context triple: [Fredericksburg Line, usesTracksOf, CSX Transportation]
  • A. CSX Transportation chosen
    CSX Transportation is a major U.S. freight railroad company operating an extensive rail network across the eastern United States.
  • B. Norfolk Southern Railway
    Norfolk Southern Railway is a major U.S. freight railroad company operating an extensive rail network across the eastern United States.
  • C. BNSF Railway
    BNSF Railway is one of the largest freight railroad networks in North America, operating an extensive system that spans the United States and parts of Canada and Mexico.
  • D. Canadian National Railway
    Canadian National Railway is a major Canadian freight railway company that operates an extensive rail network across Canada and into the United States.
  • E. Chesapeake and Ohio Railway
    The Chesapeake and Ohio Railway was a major American railroad best known for hauling Appalachian coal and operating key routes through the Mid-Atlantic and Midwest before becoming part of the modern CSX rail system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: usesTracksOf
Context triple: [Fredericksburg Line, usesTracksOf, CSX Transportation]
  • A. hasTrack
    Indicates that one entity possesses, includes, or is associated with a specific track (such as a path, course, or recorded item).
  • B. tracks
    Indicates that one entity monitors, follows, or keeps a record of another entity’s state, behavior, or progress over time.
  • C. ownerOfSomeTrack
    Indicates that an entity has ownership of at least one track (such as a song, audio track, or similar item).
  • D. usesTrackOwnedBy chosen
    Indicates that an entity makes use of a track (e.g., route, path, or rail line) that is owned by another specified entity.
  • E. trackType
    Indicates the specific kind or category of track associated with an entity, such as its functional or physical classification.
  • F. None of above.

Provenance (4 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_69a2e847df8481909239ec08ccf1e376 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f13096248190a622a58dcf540b00 completed Feb. 28, 2026, 1:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4e3f1e5908190850594ccb37f364a completed March 2, 2026, 1:12 a.m.
PD Predicate disambiguation batch_69a2edfbb7e0819092cf29c2c68fe8fb completed Feb. 28, 2026, 1:30 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.