Triple
T2059691
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North County Trailway |
E45759
|
entity |
| Predicate | railroadPredecessor |
P14629
|
FINISHED |
| Object |
New York and Putnam Railroad
The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
|
E228329
|
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: New York and Putnam Railroad | Statement: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New York and Putnam Railroad Context triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
-
A.
New York and Harlem Railroad
The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
-
B.
Hudson and Manhattan Railroad
The Hudson and Manhattan Railroad was an early 20th-century rapid transit system that operated tunnels and trains between Manhattan and New Jersey, forming the core of what is now the PATH system.
-
C.
Lehigh and Hudson River Railway
The Lehigh and Hudson River Railway was a regional American railroad that operated in the northeastern United States, primarily serving as a bridge line connecting major trunk railroads before its assets were absorbed into Conrail in 1976.
-
D.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
E.
Pelham Line
The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
- 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 York and Putnam Railroad Triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
Generated description
The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New York and Putnam Railroad Target entity description: The New York and Putnam Railroad was a historic rail line in New York State that once connected New York City to communities in Westchester and Putnam counties before its route was later converted into recreational trails.
-
A.
New York and Harlem Railroad
The New York and Harlem Railroad was one of the earliest rail lines in New York State, forming a key part of the region’s 19th-century transportation network and later becoming a cornerstone of Cornelius Vanderbilt’s railroad empire.
-
B.
Hudson and Manhattan Railroad
The Hudson and Manhattan Railroad was an early 20th-century rapid transit system that operated tunnels and trains between Manhattan and New Jersey, forming the core of what is now the PATH system.
-
C.
Lehigh and Hudson River Railway
The Lehigh and Hudson River Railway was a regional American railroad that operated in the northeastern United States, primarily serving as a bridge line connecting major trunk railroads before its assets were absorbed into Conrail in 1976.
-
D.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
E.
Pelham Line
The Pelham Line is a New York City Subway route in the Bronx and Manhattan, operated by the IRT division and primarily served by the 6 train.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railroadPredecessor Context triple: [North County Trailway, railroadPredecessor, New York and Putnam Railroad]
-
A.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
-
B.
followsFormerRailroad
chosen
Indicates that something is aligned with or traces the route of a former railroad line.
-
C.
originalRailroadName
Indicates the name of the railroad as it was originally known or designated, before any later changes such as mergers, rebrandings, or renamings.
-
D.
formerRailUse
Indicates that an entity previously served a particular railway-related function or purpose, but no longer does so.
-
E.
railroad
Indicates that one entity constructs, operates, or provides railroad or train transportation services for another entity or area.
- 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_69a8891a19508190a12ef1e192308dcb |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abb9cfdac88190b8b7af1bfea6a78e |
completed | March 7, 2026, 5:38 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae2014da048190902b2a23574d34ef |
completed | March 9, 2026, 1:19 a.m. |
| NEDg | Description generation | batch_69ae20dff3c48190943a913c63247537 |
completed | March 9, 2026, 1:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae21465d048190a1ee3a52c96ee37d |
completed | March 9, 2026, 1:24 a.m. |
| PD | Predicate disambiguation | batch_69abb7ad5a7c8190b92575d6053b3fb7 |
completed | March 7, 2026, 5:29 a.m. |
Created at: March 4, 2026, 7:40 p.m.