Triple
T1178632
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | WES Commuter Rail |
E25084
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object |
Stadler GTW DMU
The Stadler GTW DMU is a modular, lightweight diesel multiple unit train designed by Stadler Rail for regional and commuter rail services, known for its central power module and efficient operation on non-electrified lines.
|
E149440
|
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: Stadler GTW DMU | Statement: [WES Commuter Rail, rollingStock, Stadler GTW DMU]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stadler GTW DMU Context triple: [WES Commuter Rail, rollingStock, Stadler GTW DMU]
-
A.
Stadler FLIRT multiple units
Stadler FLIRT multiple units are modern, low-floor electric multiple-unit trains built by Stadler Rail, widely used across Europe for regional and commuter services.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
M3 electric multiple unit
The M3 electric multiple unit is a class of electric commuter rail cars used by the Long Island Rail Road for high-capacity passenger service in the New York metropolitan area.
-
D.
Stadler Tango trams
Stadler Tango trams are modern, low-floor light rail vehicles built by Stadler Rail, commonly used in European cities for high-capacity, urban public transport services.
-
E.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
- 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: Stadler GTW DMU Triple: [WES Commuter Rail, rollingStock, Stadler GTW DMU]
Generated description
The Stadler GTW DMU is a modular, lightweight diesel multiple unit train designed by Stadler Rail for regional and commuter rail services, known for its central power module and efficient operation on non-electrified lines.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Stadler GTW DMU Target entity description: The Stadler GTW DMU is a modular, lightweight diesel multiple unit train designed by Stadler Rail for regional and commuter rail services, known for its central power module and efficient operation on non-electrified lines.
-
A.
Stadler FLIRT multiple units
Stadler FLIRT multiple units are modern, low-floor electric multiple-unit trains built by Stadler Rail, widely used across Europe for regional and commuter services.
-
B.
M7 electric multiple unit
The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
-
C.
M3 electric multiple unit
The M3 electric multiple unit is a class of electric commuter rail cars used by the Long Island Rail Road for high-capacity passenger service in the New York metropolitan area.
-
D.
Stadler Tango trams
Stadler Tango trams are modern, low-floor light rail vehicles built by Stadler Rail, commonly used in European cities for high-capacity, urban public transport services.
-
E.
M9 electric multiple unit
The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
- 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_69a494267b4c819088c97a59182bf56a |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd10ccc481908d5bcef648aab3c1 |
completed | March 1, 2026, 10:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acb2f6f3e4819099310a5e21455c21 |
completed | March 7, 2026, 11:21 p.m. |
| NEDg | Description generation | batch_69acb3ff59488190a05fd3400e76dd56 |
completed | March 7, 2026, 11:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69acb47f0b088190b3eb32101c5e6f89 |
completed | March 7, 2026, 11:27 p.m. |
Created at: March 1, 2026, 7:45 p.m.