Triple
T4297264
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Point of Rocks station |
E99744
|
entity |
| Predicate | railwayLineJunction |
P848
|
FINISHED |
| Object | CSX Metropolitan Subdivision |
E270847
|
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 Metropolitan Subdivision | Statement: [Point of Rocks station, railwayLineJunction, CSX Metropolitan Subdivision]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CSX Metropolitan Subdivision Context triple: [Point of Rocks station, railwayLineJunction, 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.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayLineJunction Context triple: [Point of Rocks station, railwayLineJunction, CSX Metropolitan Subdivision]
-
A.
railwayJunctionFor
Indicates that a location serves as a junction point where multiple railway lines or routes connect or intersect for a given railway network or service.
-
B.
railwayLine
chosen
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
C.
railInterface
Indicates a connection or interaction between entities via a rail-based system or interface.
-
D.
railTracks
Indicates that one entity consists of, includes, or is associated with rail tracks used for guiding trains or rail vehicles.
-
E.
railwayLineSection
Indicates a specific segment or portion of a railway line that connects two points along the rail network.
- 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_69b3455175088190aa79c6e03b86647e |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b3509bff808190a86fade7ccfc3611 |
completed | March 12, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5c7439b3481908d2554f7b86002aa |
completed | March 14, 2026, 8:38 p.m. |
| PD | Predicate disambiguation | batch_69b347fe55a88190b77bab0c0f38e1aa |
completed | March 12, 2026, 11:10 p.m. |
Created at: March 12, 2026, 11:08 p.m.