Triple
T6625808
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | St. Denis station |
E149796
|
entity |
| Predicate | hasServiceOperator |
P5884
|
FINISHED |
| Object | CSX Transportation (host railroad) |
E10387
|
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 Transportation (host railroad) | Statement: [St. Denis station, hasServiceOperator, CSX Transportation (host railroad)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CSX Transportation (host railroad) Context triple: [St. Denis station, hasServiceOperator, CSX Transportation (host railroad)]
-
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.
CSX S-Line
The CSX S-Line is a major freight rail corridor in the CSX Transportation network, running through the southeastern United States and connecting key regional routes and terminals.
-
D.
Transrail Freight
Transrail Freight was a British rail freight company that emerged from the privatization and restructuring of the former state-owned freight operations.
-
E.
CSX A-Line
The CSX A-Line is a major north–south freight and passenger rail corridor in the southeastern United States, running primarily through Florida and used by Amtrak’s Silver Meteor service.
- 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_69c687ee50048190aa151765bef16193 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6af8187d881908b7a86f2cae5de23 |
completed | March 27, 2026, 4:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6e44d356c8190ad4f2a617c3de4af |
completed | March 27, 2026, 8:10 p.m. |
Created at: March 27, 2026, 1:58 p.m.