Triple
T6230942
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | S7 |
E139349
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object |
DB Class 481 (typical)
The DB Class 481 is a series of electric multiple units used for Berlin S-Bahn commuter services, known for their red-yellow livery and operation on the city’s third-rail network.
|
E578124
|
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: DB Class 481 (typical) | Statement: [S7, rollingStock, DB Class 481 (typical)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DB Class 481 (typical) Context triple: [S7, rollingStock, DB Class 481 (typical)]
-
A.
DB Class 430 EMU
The DB Class 430 EMU is a modern electric multiple unit used by Deutsche Bahn for high-frequency suburban and S-Bahn commuter services in Germany.
-
B.
DB Class 423 EMU
The DB Class 423 EMU is a series of modern electric multiple-unit commuter trains widely used in German S-Bahn networks for high-frequency urban and suburban passenger services.
-
C.
Class 455 EMU
The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
-
D.
Class 387 train
The Class 387 train is a modern British electric multiple unit used for high-frequency commuter and regional services, known for its air-conditioned interiors and improved passenger comfort.
-
E.
DB 601E
The DB 601E was an advanced, high-performance variant of the Daimler-Benz inverted V-12 aircraft engine used in later models of German World War II fighters such as the Messerschmitt Bf 109.
- 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: DB Class 481 (typical) Triple: [S7, rollingStock, DB Class 481 (typical)]
Generated description
The DB Class 481 is a series of electric multiple units used for Berlin S-Bahn commuter services, known for their red-yellow livery and operation on the city’s third-rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: DB Class 481 (typical) Target entity description: The DB Class 481 is a series of electric multiple units used for Berlin S-Bahn commuter services, known for their red-yellow livery and operation on the city’s third-rail network.
-
A.
DB Class 430 EMU
The DB Class 430 EMU is a modern electric multiple unit used by Deutsche Bahn for high-frequency suburban and S-Bahn commuter services in Germany.
-
B.
DB Class 423 EMU
The DB Class 423 EMU is a series of modern electric multiple-unit commuter trains widely used in German S-Bahn networks for high-frequency urban and suburban passenger services.
-
C.
Class 455 EMU
The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
-
D.
Class 387 train
The Class 387 train is a modern British electric multiple unit used for high-frequency commuter and regional services, known for its air-conditioned interiors and improved passenger comfort.
-
E.
DB 601E
The DB 601E was an advanced, high-performance variant of the Daimler-Benz inverted V-12 aircraft engine used in later models of German World War II fighters such as the Messerschmitt Bf 109.
- 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_69c008afd3148190b71e9eaa60420dd1 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c062ec5be4819084d6df2e8dd2a542 |
completed | March 22, 2026, 9:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c20de90ba08190be1e0c44b5b13f53 |
completed | March 24, 2026, 4:07 a.m. |
| NEDg | Description generation | batch_69c212d46f648190b72eb440d02178b8 |
completed | March 24, 2026, 4:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c2138541608190a3ea346ff23974a3 |
completed | March 24, 2026, 4:31 a.m. |
Created at: March 22, 2026, 4:22 p.m.