Triple
T54422
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak |
E1072
|
entity |
| Predicate | majorRoute |
P385
|
FINISHED |
| Object |
Northeast Regional
Northeast Regional is one of Amtrak’s primary intercity passenger rail services, operating frequent medium-distance trains along the busy Northeast Corridor and adjacent routes.
|
E35487
|
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: Northeast Regional | Statement: [Amtrak, majorRoute, Northeast Regional]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northeast Regional Context triple: [Amtrak, majorRoute, Northeast Regional]
-
A.
East Region
The East Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
-
B.
Northeastern United States
The Northeastern United States is a densely populated and historically significant region of the country known for its major metropolitan areas, economic influence, and role in American politics and culture.
-
C.
New England region
The New England region is a highland area in northern New South Wales, Australia, known for its cool climate, grazing and agricultural industries, and historic country towns.
-
D.
South Region
The South Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
-
E.
North East
North East is a rural town in northeastern Dutchess County, New York, known for its agricultural landscape and the village of Millerton.
- 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: Northeast Regional Triple: [Amtrak, majorRoute, Northeast Regional]
Generated description
Northeast Regional is one of Amtrak’s primary intercity passenger rail services, operating frequent medium-distance trains along the busy Northeast Corridor and adjacent routes.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Northeast Regional Target entity description: Northeast Regional is one of Amtrak’s primary intercity passenger rail services, operating frequent medium-distance trains along the busy Northeast Corridor and adjacent routes.
-
A.
East Region
The East Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
-
B.
Northeastern United States
The Northeastern United States is a densely populated and historically significant region of the country known for its major metropolitan areas, economic influence, and role in American politics and culture.
-
C.
New England region
The New England region is a highland area in northern New South Wales, Australia, known for its cool climate, grazing and agricultural industries, and historic country towns.
-
D.
South Region
The South Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
-
E.
North East
North East is a rural town in northeastern Dutchess County, New York, known for its agricultural landscape and the village of Millerton.
- 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_69a248adc5b48190aa8db9fb092fb28a |
completed | Feb. 28, 2026, 1:45 a.m. |
| NER | Named-entity recognition | batch_69a24b06c5488190afb5429a7999e3f3 |
completed | Feb. 28, 2026, 1:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a38f4ad71881909f914571472c15fa |
completed | March 1, 2026, 12:58 a.m. |
| NEDg | Description generation | batch_69a38fa022b88190938ab9a65a85ad2a |
completed | March 1, 2026, 1 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3901ce7f88190ab94662c43a6008b |
completed | March 1, 2026, 1:02 a.m. |
Created at: Feb. 28, 2026, 1:50 a.m.