Triple
T3380776
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Siemens Transportation Systems |
E71176
|
entity |
| Predicate | brand |
P1500
|
FINISHED |
| Object |
Siemens Desiro
Siemens Desiro is a family of modern diesel and electric multiple-unit trains widely used for regional and commuter rail services across Europe and beyond.
|
E353621
|
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: Siemens Desiro | Statement: [Siemens Transportation Systems, brand, Siemens Desiro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Siemens Desiro Context triple: [Siemens Transportation Systems, brand, Siemens Desiro]
-
A.
Siemens ACS-64
The Siemens ACS-64 is a high-speed, electric locomotive used by Amtrak for passenger rail service in the United States.
-
B.
Stadler KISS double-deck EMU
The Stadler KISS double-deck EMU is a high-capacity, electric multiple-unit commuter train known for its bi-level design, rapid acceleration, and use on regional and suburban rail services in various countries.
-
C.
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.
-
D.
Alstom multiple units
Alstom multiple units are self-propelled passenger train sets manufactured by Alstom for use in various urban and regional rail systems worldwide.
-
E.
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.
- 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: Siemens Desiro Triple: [Siemens Transportation Systems, brand, Siemens Desiro]
Generated description
Siemens Desiro is a family of modern diesel and electric multiple-unit trains widely used for regional and commuter rail services across Europe and beyond.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Siemens Desiro Target entity description: Siemens Desiro is a family of modern diesel and electric multiple-unit trains widely used for regional and commuter rail services across Europe and beyond.
-
A.
Siemens ACS-64
The Siemens ACS-64 is a high-speed, electric locomotive used by Amtrak for passenger rail service in the United States.
-
B.
Stadler KISS double-deck EMU
The Stadler KISS double-deck EMU is a high-capacity, electric multiple-unit commuter train known for its bi-level design, rapid acceleration, and use on regional and suburban rail services in various countries.
-
C.
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.
-
D.
Alstom multiple units
Alstom multiple units are self-propelled passenger train sets manufactured by Alstom for use in various urban and regional rail systems worldwide.
-
E.
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.
- 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_69ad85a7f80c8190a05e43013f298942 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb5e7c7f48190afb78c311b424c93 |
completed | March 8, 2026, 5:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b3344f9b448190aab1038ead60fa48 |
completed | March 12, 2026, 9:46 p.m. |
| NEDg | Description generation | batch_69b338147cc0819095f00b28910e178a |
completed | March 12, 2026, 10:03 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b338967c6c819090fe5f77bfa1978f |
completed | March 12, 2026, 10:05 p.m. |
Created at: March 8, 2026, 3:14 p.m.