Triple
T3172184
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Ethan Allen Express |
E66378
|
entity |
| Predicate | railLineUsed |
P15040
|
FINISHED |
| Object |
Vermont Railway
Vermont Railway is a regional freight and passenger rail operator in Vermont that provides key rail infrastructure and services across the state.
|
E333819
|
NE FINISHED |
How this triple was built (4 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: Vermont Railway | Statement: [Amtrak Ethan Allen Express, railLineUsed, Vermont Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vermont Railway Context triple: [Amtrak Ethan Allen Express, railLineUsed, Vermont Railway]
-
A.
Central Vermont Railway
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.
Concord Railroad
Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
-
C.
Fitchburg Railroad
The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
-
D.
Vermonter (train)
The Vermonter is an Amtrak intercity passenger train that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and through New England.
-
E.
New England Central Railroad
New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Vermont Railway Triple: [Amtrak Ethan Allen Express, railLineUsed, Vermont Railway]
Generated description
Vermont Railway is a regional freight and passenger rail operator in Vermont that provides key rail infrastructure and services across the state.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Vermont Railway Target entity description: Vermont Railway is a regional freight and passenger rail operator in Vermont that provides key rail infrastructure and services across the state.
-
A.
Central Vermont Railway
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.
Concord Railroad
Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
-
C.
Fitchburg Railroad
The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
-
D.
Vermonter (train)
The Vermonter is an Amtrak intercity passenger train that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and through New England.
-
E.
New England Central Railroad
New England Central Railroad is a regional freight railroad operating primarily in New England, providing vital rail connections between local industries and the broader North American rail network.
- F. None of above. chosen
Provenance (5 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada66da23c81908f063b44b48b1e53 |
completed | March 8, 2026, 4:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b235e9f04c8190933e893e59e9f342 |
completed | March 12, 2026, 3:41 a.m. |
| NEDg | Description generation | batch_69b236962ee48190b37836e5fe6dbc37 |
completed | March 12, 2026, 3:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b2373ebca88190b50735839eab4944 |
completed | March 12, 2026, 3:47 a.m. |
Created at: March 8, 2026, 3:06 p.m.