Triple
T448450
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Empire Corridor |
E7073
|
entity |
| Predicate | usesService |
P1294
|
FINISHED |
| Object |
Empire Service
Empire Service is an Amtrak passenger train route that provides frequent intercity rail service primarily between New York City and upstate New York destinations.
|
E56055
|
NE FINISHED |
How this triple was built (5 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: Empire Service | Statement: [Amtrak Empire Corridor, usesService, Empire Service]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Empire Service Context triple: [Amtrak Empire Corridor, usesService, Empire Service]
-
A.
Pony Express
The Pony Express was a short-lived but legendary 19th-century American mail service that used relays of horseback riders to rapidly carry messages across the western United States.
-
B.
Trinity Railway Express
Trinity Railway Express is a commuter rail service connecting Dallas and Fort Worth, Texas, providing regional passenger transportation across the Dallas–Fort Worth metroplex.
-
C.
Buffalo Express
Buffalo Express was a 19th-century Buffalo, New York newspaper best known for employing Mark Twain as an editor and writer.
-
D.
Aaran Lines
Aaran Lines is a New Zealand former professional footballer and coach best known for leading the Western New York Flash in the National Women's Soccer League.
-
E.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
- 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: Empire Service Triple: [Amtrak Empire Corridor, usesService, Empire Service]
Generated description
Empire Service is an Amtrak passenger train route that provides frequent intercity rail service primarily between New York City and upstate New York destinations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Empire Service Target entity description: Empire Service is an Amtrak passenger train route that provides frequent intercity rail service primarily between New York City and upstate New York destinations.
-
A.
Pony Express
The Pony Express was a short-lived but legendary 19th-century American mail service that used relays of horseback riders to rapidly carry messages across the western United States.
-
B.
Trinity Railway Express
Trinity Railway Express is a commuter rail service connecting Dallas and Fort Worth, Texas, providing regional passenger transportation across the Dallas–Fort Worth metroplex.
-
C.
Buffalo Express
Buffalo Express was a 19th-century Buffalo, New York newspaper best known for employing Mark Twain as an editor and writer.
-
D.
Aaran Lines
Aaran Lines is a New Zealand former professional footballer and coach best known for leading the Western New York Flash in the National Women's Soccer League.
-
E.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: usesService Context triple: [Amtrak Empire Corridor, usesService, Empire Service]
-
A.
hasServiceTo
Indicates that one entity provides, offers, or operates a service for or directed toward another entity.
-
B.
serviceOf
Indicates that one entity performs, provides, or fulfills a function or duty on behalf of another entity.
-
C.
servedByService
chosen
Indicates that something is provided, handled, or fulfilled by a particular service.
-
D.
usesLetteredServices
Indicates that an entity makes use of services that are identified or categorized by letter-based designations.
-
E.
usedOn
Indicates that one entity is applied to, operated on, or otherwise utilized in relation to another entity.
- F. None of above.
Provenance (6 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_69a2e7e4676c81909ea0dbdecac0687c |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ef6755a08190a057e72279b70456 |
completed | Feb. 28, 2026, 1:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a442a899d08190a0e3f04bffd4aca3 |
completed | March 1, 2026, 1:44 p.m. |
| NEDg | Description generation | batch_69a443036cc08190b81887e86282c7a4 |
completed | March 1, 2026, 1:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4435f90588190a72a99509b4ab418 |
completed | March 1, 2026, 1:47 p.m. |
| PD | Predicate disambiguation | batch_69a2ede1a1108190a4a06b3416ae6156 |
completed | Feb. 28, 2026, 1:30 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.