Triple
T2465522
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hoboken Terminal |
E55237
|
entity |
| Predicate | originalRailroadCompany |
P29775
|
FINISHED |
| Object |
Delaware, Lackawanna and Western Railroad
The Delaware, Lackawanna and Western Railroad was a major northeastern U.S. railroad that operated in the 19th and 20th centuries, known for its anthracite coal transport and passenger services centered in New Jersey and Pennsylvania.
|
E141579
|
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: Delaware, Lackawanna and Western Railroad | Statement: [Hoboken Terminal, originalRailroadCompany, Delaware, Lackawanna and Western Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Delaware, Lackawanna and Western Railroad Context triple: [Hoboken Terminal, originalRailroadCompany, Delaware, Lackawanna and Western Railroad]
-
A.
Lehigh Valley Railroad
Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
-
B.
Erie Lackawanna Railway
Erie Lackawanna Railway was a mid-20th-century U.S. railroad formed from the merger of the Erie Railroad and the Delaware, Lackawanna and Western Railroad, known for serving the Northeast and Midwest before its assets were absorbed into Conrail.
-
C.
Philadelphia and Western Railroad
The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
-
D.
Delaware and Hudson Railway
The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
-
E.
Philadelphia and Reading Railroad
The Philadelphia and Reading Railroad was a major 19th- and early 20th-century American railroad and coal-transporting line centered in Pennsylvania, later known as part of the Reading Company system.
- 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: Delaware, Lackawanna and Western Railroad Triple: [Hoboken Terminal, originalRailroadCompany, Delaware, Lackawanna and Western Railroad]
Generated description
The Delaware, Lackawanna and Western Railroad was a major northeastern U.S. railroad that operated in the 19th and 20th centuries, known for its anthracite coal transport and passenger services centered in New Jersey and Pennsylvania.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Delaware, Lackawanna and Western Railroad Target entity description: The Delaware, Lackawanna and Western Railroad was a major northeastern U.S. railroad that operated in the 19th and 20th centuries, known for its anthracite coal transport and passenger services centered in New Jersey and Pennsylvania.
-
A.
Lehigh Valley Railroad
Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
-
B.
Erie Lackawanna Railway
chosen
Erie Lackawanna Railway was a mid-20th-century U.S. railroad formed from the merger of the Erie Railroad and the Delaware, Lackawanna and Western Railroad, known for serving the Northeast and Midwest before its assets were absorbed into Conrail.
-
C.
Philadelphia and Western Railroad
The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
-
D.
Delaware and Hudson Railway
The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
-
E.
Philadelphia and Reading Railroad
The Philadelphia and Reading Railroad was a major 19th- and early 20th-century American railroad and coal-transporting line centered in Pennsylvania, later known as part of the Reading Company system.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: originalRailroadCompany Context triple: [Hoboken Terminal, originalRailroadCompany, Delaware, Lackawanna and Western Railroad]
-
A.
originalRailroadName
chosen
Indicates the name of the railroad as it was originally known or designated, before any later changes such as mergers, rebrandings, or renamings.
-
B.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
C.
railwayCompanyType
Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
-
D.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
-
E.
followsFormerRailroad
Indicates that something is aligned with or traces the route of a former railroad line.
- 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_69ab49e3622c8190ad22afa2c4fbb807 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd2bc7b5481908b3664495e99f1a4 |
completed | March 7, 2026, 7:24 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af5cdd404c8190b86f240789e68925 |
completed | March 9, 2026, 11:50 p.m. |
| NEDg | Description generation | batch_69af5e4965408190834cdeeae63a4d75 |
completed | March 9, 2026, 11:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af5e9d48dc8190a79b1f9eaba27978 |
completed | March 9, 2026, 11:58 p.m. |
| PD | Predicate disambiguation | batch_69abd0b3ea308190a6d8499c2a542c50 |
completed | March 7, 2026, 7:16 a.m. |
Created at: March 6, 2026, 9:44 p.m.