Triple
T20088806
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New York, Chicago and St. Louis Railroad |
E496209
|
entity |
| Predicate | heritagePreservedBy |
P16342
|
FINISHED |
| Object | Nickel Plate Road Historical and Technical Society |
—
|
NE NERFINISHED |
How this triple was built (3 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: Nickel Plate Road Historical and Technical Society | Statement: [New York, Chicago and St. Louis Railroad, heritagePreservedBy, Nickel Plate Road Historical and Technical Society]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nickel Plate Road Historical and Technical Society Context triple: [New York, Chicago and St. Louis Railroad, heritagePreservedBy, Nickel Plate Road Historical and Technical Society]
-
A.
Nickel Plate Road
Nickel Plate Road, formally known as the New York, Chicago and St. Louis Railroad, was a prominent Midwestern U.S. railroad famed for its fast freight service and iconic steam locomotives.
-
B.
Pacific Locomotive Association
The Pacific Locomotive Association is a nonprofit organization dedicated to preserving and operating historic railroad equipment, best known for running the heritage Niles Canyon Railway in California.
-
C.
Conrail
Conrail was a major U.S. freight railroad formed in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
-
D.
Railroaders Memorial Museum, Inc.
Railroaders Memorial Museum, Inc. is the nonprofit organization responsible for preserving and interpreting the railroad heritage and history of Altoona, Pennsylvania, through the operation of the Railroaders Memorial Museum.
-
E.
SP&S Railway
SP&S Railway was a regional American railroad that primarily operated in the Pacific Northwest, connecting key cities such as Spokane, Portland, and Seattle.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nickel Plate Road Historical and Technical Society Target entity description: The Nickel Plate Road Historical and Technical Society is an organization dedicated to preserving and sharing the history, artifacts, and technical information of the former New York, Chicago and St. Louis Railroad, commonly known as the Nickel Plate Road.
-
A.
Nickel Plate Road
Nickel Plate Road, formally known as the New York, Chicago and St. Louis Railroad, was a prominent Midwestern U.S. railroad famed for its fast freight service and iconic steam locomotives.
-
B.
Pacific Locomotive Association
The Pacific Locomotive Association is a nonprofit organization dedicated to preserving and operating historic railroad equipment, best known for running the heritage Niles Canyon Railway in California.
-
C.
Conrail
Conrail was a major U.S. freight railroad formed in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
-
D.
Railroaders Memorial Museum, Inc.
Railroaders Memorial Museum, Inc. is the nonprofit organization responsible for preserving and interpreting the railroad heritage and history of Altoona, Pennsylvania, through the operation of the Railroaders Memorial Museum.
-
E.
SP&S Railway
SP&S Railway was a regional American railroad that primarily operated in the Pacific Northwest, connecting key cities such as Spokane, Portland, and Seattle.
- F. None of above. chosen
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_69da626eee3881909f3454986d4a6511 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6655d65a88190a510132f36341b6c |
completed | April 20, 2026, 5:41 p.m. |
Created at: April 11, 2026, 11:18 p.m.