Triple
T6023929
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New Haven–Springfield Line |
E134127
|
entity |
| Predicate | isSegmentOf |
P35
|
FINISHED |
| Object |
New Haven–Hartford–Springfield rail corridor
The New Haven–Hartford–Springfield rail corridor is a key passenger rail route in the northeastern United States that links southern Connecticut with central Massachusetts via Hartford, supporting both regional mobility and intercity connections.
|
E134127
|
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: New Haven–Hartford–Springfield rail corridor | Statement: [New Haven–Springfield Line, isSegmentOf, New Haven–Hartford–Springfield rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Haven–Hartford–Springfield rail corridor Context triple: [New Haven–Springfield Line, isSegmentOf, New Haven–Hartford–Springfield rail corridor]
-
A.
New Haven–Springfield Line
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
-
B.
New Haven Line
The New Haven Line is a major commuter rail route in the northeastern United States that connects New York City with New Haven, Connecticut, serving numerous communities along the Long Island Sound corridor.
-
C.
Northeast Corridor at New Haven
The Northeast Corridor at New Haven is a major junction on the busy Boston–Washington rail corridor where intercity and regional trains connect with inland routes such as the New Haven–Springfield Line.
-
D.
Providence/Stoughton Line
The Providence/Stoughton Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston with Providence, Rhode Island and Stoughton, Massachusetts.
-
E.
Amtrak Empire Corridor
The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
- 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: New Haven–Hartford–Springfield rail corridor Triple: [New Haven–Springfield Line, isSegmentOf, New Haven–Hartford–Springfield rail corridor]
Generated description
The New Haven–Hartford–Springfield rail corridor is a key passenger rail route in the northeastern United States that links southern Connecticut with central Massachusetts via Hartford, supporting both regional mobility and intercity connections.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New Haven–Hartford–Springfield rail corridor Target entity description: The New Haven–Hartford–Springfield rail corridor is a key passenger rail route in the northeastern United States that links southern Connecticut with central Massachusetts via Hartford, supporting both regional mobility and intercity connections.
-
A.
New Haven–Springfield Line
chosen
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
-
B.
New Haven Line
The New Haven Line is a major commuter rail route in the northeastern United States that connects New York City with New Haven, Connecticut, serving numerous communities along the Long Island Sound corridor.
-
C.
Northeast Corridor at New Haven
The Northeast Corridor at New Haven is a major junction on the busy Boston–Washington rail corridor where intercity and regional trains connect with inland routes such as the New Haven–Springfield Line.
-
D.
Providence/Stoughton Line
The Providence/Stoughton Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston with Providence, Rhode Island and Stoughton, Massachusetts.
-
E.
Amtrak Empire Corridor
The Amtrak Empire Corridor is a major passenger rail route in New York State that connects New York City with Albany and other upstate cities along the Hudson River and beyond.
- F. None of above.
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_69c008742a5c8190b9cb9c2787a3d8b3 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04fbf048081908b0da0cf838730a5 |
completed | March 22, 2026, 8:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c12510695c8190a8c379c9802a9089 |
completed | March 23, 2026, 11:33 a.m. |
| NEDg | Description generation | batch_69c129241bf88190a536bc6b8501e2b7 |
completed | March 23, 2026, 11:51 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c12a105d28819098f7099641a17318 |
completed | March 23, 2026, 11:54 a.m. |
Created at: March 22, 2026, 4:07 p.m.