Triple
T9298078
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak single-level passenger cars |
E223690
|
entity |
| Predicate | hasVariant |
P455
|
FINISHED |
| Object |
Horizon Fleet
Horizon Fleet is a series of single-level intercity passenger railcars used by Amtrak, primarily for short- to medium-distance corridor services in the United States.
|
E790549
|
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: Horizon Fleet | Statement: [Amtrak single-level passenger cars, hasVariant, Horizon Fleet]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Horizon Fleet Context triple: [Amtrak single-level passenger cars, hasVariant, Horizon Fleet]
-
A.
Fleet
Fleet is a town in Hampshire, England, known for its commuter links to London and surrounding areas.
-
B.
Fleet
Fleet is a lightweight, next-generation integrated development environment (IDE) by JetBrains designed for collaborative, polyglot, and remote development.
-
C.
Fleet
Fleet is a surname of English origin borne by various notable individuals, including British actor James Fleet.
-
D.
Horizon
"Horizon" is a 1975 studio album by the Carpenters, known for its polished soft rock sound and hit singles like "Only Yesterday" and "Please Mr. Postman."
-
E.
Horizon
Horizon is the web-based dashboard for OpenStack that provides a graphical interface to manage and monitor cloud resources and services.
- 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: Horizon Fleet Triple: [Amtrak single-level passenger cars, hasVariant, Horizon Fleet]
Generated description
Horizon Fleet is a series of single-level intercity passenger railcars used by Amtrak, primarily for short- to medium-distance corridor services in the United States.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Horizon Fleet Target entity description: Horizon Fleet is a series of single-level intercity passenger railcars used by Amtrak, primarily for short- to medium-distance corridor services in the United States.
-
A.
Fleet
Fleet is a town in Hampshire, England, known for its commuter links to London and surrounding areas.
-
B.
Fleet
Fleet is a lightweight, next-generation integrated development environment (IDE) by JetBrains designed for collaborative, polyglot, and remote development.
-
C.
Fleet
Fleet is a surname of English origin borne by various notable individuals, including British actor James Fleet.
-
D.
Horizon
"Horizon" is a 1975 studio album by the Carpenters, known for its polished soft rock sound and hit singles like "Only Yesterday" and "Please Mr. Postman."
-
E.
Horizon
Horizon is the web-based dashboard for OpenStack that provides a graphical interface to manage and monitor cloud resources and services.
- 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_69ca8423edb08190bc0c91287a484768 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd089e3ae88190aa4181cdd85a67b8 |
completed | April 1, 2026, 11:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0b251c4148190a94fafdc23a601d6 |
completed | April 4, 2026, 6:40 a.m. |
| NEDg | Description generation | batch_69d0b65ea4548190b445563ac695b008 |
completed | April 4, 2026, 6:57 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d0b6f504a48190878db828312e8a97 |
completed | April 4, 2026, 7 a.m. |
Created at: March 30, 2026, 7:36 p.m.