Triple
T20163238
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Next-Generation High-Speed Rail Program |
E491766
|
entity |
| Predicate | focusArea |
P3
|
FINISHED |
| Object | Northeast Corridor Boston–New York–Washington route |
—
|
NE NERFINISHED |
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: Northeast Corridor Boston–New York–Washington route | Statement: [Amtrak Next-Generation High-Speed Rail Program, focusArea, Northeast Corridor Boston–New York–Washington route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northeast Corridor Boston–New York–Washington route Context triple: [Amtrak Next-Generation High-Speed Rail Program, focusArea, Northeast Corridor Boston–New York–Washington route]
-
A.
I-95 Northeast Corridor
The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
-
B.
Northeast Corridor
chosen
The Northeast Corridor is the busiest passenger rail line in the United States, running primarily Amtrak and commuter trains along the urbanized spine of the East Coast between major cities such as Washington, D.C., Philadelphia, New York City, and Boston.
-
C.
Southeast Corridor
The Southeast Corridor is a key passenger rail route in the southeastern United States served by Amtrak’s Carolinian train.
-
D.
Amtrak Northeast Corridor routes
Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
-
E.
Princeton–New Brunswick corridor
The Princeton–New Brunswick corridor is a suburban region in central New Jersey characterized by residential communities, corporate campuses, and research institutions situated between the cities of Princeton and New Brunswick.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6266c6888190bc1a3ecf24814d34 |
completed | April 11, 2026, 3:01 p.m. |
| NER | Named-entity recognition | batch_69e66841b7d88190af3606f762d87b24 |
completed | April 20, 2026, 5:54 p.m. |
Created at: April 11, 2026, 11:35 p.m.