Triple
T7875747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rhaetian Railway |
E182845
|
entity |
| Predicate | hasRollingStockType |
P1305
|
FINISHED |
| Object |
Ge 4/4 III electric locomotive
The Ge 4/4 III is a modern, high-performance narrow-gauge electric locomotive used by the Rhaetian Railway for both passenger and freight services on its Swiss alpine network.
|
E702036
|
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: Ge 4/4 III electric locomotive | Statement: [Rhaetian Railway, hasRollingStockType, Ge 4/4 III electric locomotive]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ge 4/4 III electric locomotive Context triple: [Rhaetian Railway, hasRollingStockType, Ge 4/4 III electric locomotive]
-
A.
Ge 4/4 II electric locomotive
The Ge 4/4 II is a class of narrow-gauge electric locomotives used by Swiss alpine railways, known for their reliability and versatility in both passenger and freight service on steep, winding mountain lines.
-
B.
GG1 electric locomotive
The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
-
C.
DE30AC locomotive
The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
-
D.
Siemens Charger locomotive
The Siemens Charger locomotive is a modern, high-speed, diesel-electric passenger locomotive widely used by North American rail operators for efficient and environmentally friendlier corridor services.
-
E.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
- 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: Ge 4/4 III electric locomotive Triple: [Rhaetian Railway, hasRollingStockType, Ge 4/4 III electric locomotive]
Generated description
The Ge 4/4 III is a modern, high-performance narrow-gauge electric locomotive used by the Rhaetian Railway for both passenger and freight services on its Swiss alpine network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ge 4/4 III electric locomotive Target entity description: The Ge 4/4 III is a modern, high-performance narrow-gauge electric locomotive used by the Rhaetian Railway for both passenger and freight services on its Swiss alpine network.
-
A.
Ge 4/4 II electric locomotive
The Ge 4/4 II is a class of narrow-gauge electric locomotives used by Swiss alpine railways, known for their reliability and versatility in both passenger and freight service on steep, winding mountain lines.
-
B.
GG1 electric locomotive
The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
-
C.
DE30AC locomotive
The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
-
D.
Siemens Charger locomotive
The Siemens Charger locomotive is a modern, high-speed, diesel-electric passenger locomotive widely used by North American rail operators for efficient and environmentally friendlier corridor services.
-
E.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
- 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_69ca828a17248190b46defe758bc5ad3 |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cb39aa7ca88190b88a18f6a8971e51 |
completed | March 31, 2026, 3:04 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cbdf9535c48190a73653a773553d01 |
completed | March 31, 2026, 2:52 p.m. |
| NEDg | Description generation | batch_69cbe436e20481908b297cd94eafbeec |
completed | March 31, 2026, 3:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cc0c32aac081909cdd0d69cacdd27f |
completed | March 31, 2026, 6:02 p.m. |
Created at: March 30, 2026, 4:57 p.m.