Triple
T7181543
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grand Trunk Railway |
E167457
|
entity |
| Predicate | owned |
P347
|
FINISHED |
| Object | Central Vermont Railway |
E87239
|
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: Central Vermont Railway | Statement: [Grand Trunk Railway, owned, Central Vermont Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Vermont Railway Context triple: [Grand Trunk Railway, owned, Central Vermont Railway]
-
A.
Central Vermont Railway
chosen
Central Vermont Railway was a regional railroad that operated primarily in Vermont and surrounding New England areas, providing freight and passenger service and later becoming part of the Canadian National Railway system.
-
B.
Vermont Railway
Vermont Railway is a regional freight and passenger rail operator in Vermont that provides key rail infrastructure and services across the state.
-
C.
Central New England Railway
The Central New England Railway was a regional railroad that operated in the northeastern United States, primarily serving communities in New York and New England during the late 19th and early 20th centuries.
-
D.
Rutland Railroad
The Rutland Railroad was a regional railroad in the northeastern United States that primarily served Vermont and parts of New York, playing a key role in the area's freight and passenger transportation during the late 19th and early 20th centuries.
-
E.
Burlington Route
Burlington Route was the popular name for the Chicago, Burlington and Quincy Railroad, a major Midwestern U.S. railroad known for its extensive passenger and freight services.
- 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_69c6888a7c548190a3d39b52a393080f |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e8bc25088190a7d7f3ba2461b5e9 |
completed | March 27, 2026, 8:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7b93d04ec8190ac5c5bf9ace7eca1 |
completed | March 28, 2026, 11:19 a.m. |
Created at: March 27, 2026, 2:49 p.m.