Triple
T7273245
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Durbin and Greenbrier Valley Railroad |
E161156
|
entity |
| Predicate | notableLocomotive |
P1669
|
FINISHED |
| Object |
Climax geared steam locomotive on the Durbin Rocket
The Climax geared steam locomotive on the Durbin Rocket is a historic, gear-driven logging engine preserved in tourist service on West Virginia’s Durbin & Greenbrier Valley Railroad.
|
E653645
|
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: Climax geared steam locomotive on the Durbin Rocket | Statement: [Durbin and Greenbrier Valley Railroad, notableLocomotive, Climax geared steam locomotive on the Durbin Rocket]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Climax geared steam locomotive on the Durbin Rocket Context triple: [Durbin and Greenbrier Valley Railroad, notableLocomotive, Climax geared steam locomotive on the Durbin Rocket]
-
A.
Lion steam locomotive
The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
-
B.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
-
C.
Super Power steam locomotive
The Super Power steam locomotive was an advanced, high-capacity steam engine design that significantly improved speed and efficiency in American railroading during the early 20th century.
-
D.
LMS Turbomotive (experimental turbine locomotive)
LMS Turbomotive was an experimental British steam turbine locomotive built for the London, Midland and Scottish Railway in the 1930s as an innovative alternative to conventional piston-driven steam engines.
-
E.
Shay locomotive
The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
- 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: Climax geared steam locomotive on the Durbin Rocket Triple: [Durbin and Greenbrier Valley Railroad, notableLocomotive, Climax geared steam locomotive on the Durbin Rocket]
Generated description
The Climax geared steam locomotive on the Durbin Rocket is a historic, gear-driven logging engine preserved in tourist service on West Virginia’s Durbin & Greenbrier Valley Railroad.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Climax geared steam locomotive on the Durbin Rocket Target entity description: The Climax geared steam locomotive on the Durbin Rocket is a historic, gear-driven logging engine preserved in tourist service on West Virginia’s Durbin & Greenbrier Valley Railroad.
-
A.
Lion steam locomotive
The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
-
B.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
-
C.
Super Power steam locomotive
The Super Power steam locomotive was an advanced, high-capacity steam engine design that significantly improved speed and efficiency in American railroading during the early 20th century.
-
D.
LMS Turbomotive (experimental turbine locomotive)
LMS Turbomotive was an experimental British steam turbine locomotive built for the London, Midland and Scottish Railway in the 1930s as an innovative alternative to conventional piston-driven steam engines.
-
E.
Shay locomotive
The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
- F. None of above. chosen
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_69c6885181008190b419040e22939c7c |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6eb0c68d0819081b2aebba19bf3e8 |
completed | March 27, 2026, 8:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7db2936dc8190aed38888bb5e47b8 |
completed | March 28, 2026, 1:44 p.m. |
| NEDg | Description generation | batch_69c7df512bac81909e7c413302afd4ea |
completed | March 28, 2026, 2:01 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7dfcdc3908190a7e5bf653b87ed00 |
completed | March 28, 2026, 2:03 p.m. |
Created at: March 27, 2026, 2:58 p.m.