Triple
T16103229
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Federal Republic of Germany |
E390674
|
entity |
| Predicate | ultimateOwnerOf |
P121929
|
FINISHED |
| Object |
DB Station&Service AG
DB Station&Service AG is a subsidiary of Deutsche Bahn responsible for managing and operating railway stations across Germany.
|
E1194279
|
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 Station&Service AG | Statement: [Federal Republic of Germany, ultimateOwnerOf, DB Station&Service AG]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DB Station&Service AG Context triple: [Federal Republic of Germany, ultimateOwnerOf, DB Station&Service AG]
-
A.
DB Netz AG
DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
-
B.
Basler Verkehrs-Betriebe
Basler Verkehrs-Betriebe is the main public transport company of Basel, Switzerland, operating the city’s tram and bus services.
-
C.
SBB Cargo
SBB Cargo is the freight transport division of Switzerland’s national railway company, providing rail logistics and cargo services across Switzerland and into neighboring countries.
-
D.
Baselland Transport
Baselland Transport is a Swiss public transport company that operates tram and bus services in the Basel region and surrounding areas.
-
E.
Stuttgarter Straßenbahnen AG
Stuttgarter Straßenbahnen AG is the main public transport company in Stuttgart, Germany, responsible for operating much of the city’s urban rail and bus network.
- 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 Station&Service AG Triple: [Federal Republic of Germany, ultimateOwnerOf, DB Station&Service AG]
Generated description
DB Station&Service AG is a subsidiary of Deutsche Bahn responsible for managing and operating railway stations across Germany.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: DB Station&Service AG Target entity description: DB Station&Service AG is a subsidiary of Deutsche Bahn responsible for managing and operating railway stations across Germany.
-
A.
DB Netz AG
DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
-
B.
Basler Verkehrs-Betriebe
Basler Verkehrs-Betriebe is the main public transport company of Basel, Switzerland, operating the city’s tram and bus services.
-
C.
SBB Cargo
SBB Cargo is the freight transport division of Switzerland’s national railway company, providing rail logistics and cargo services across Switzerland and into neighboring countries.
-
D.
Baselland Transport
Baselland Transport is a Swiss public transport company that operates tram and bus services in the Basel region and surrounding areas.
-
E.
Stuttgarter Straßenbahnen AG
Stuttgarter Straßenbahnen AG is the main public transport company in Stuttgart, Germany, responsible for operating much of the city’s urban rail and bus network.
- 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_69d87f1a8dd881909f1de6ef78849874 |
completed | April 10, 2026, 4:39 a.m. |
| NER | Named-entity recognition | batch_69e21a00f6808190a60939ef7ce727a7 |
completed | April 17, 2026, 11:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffeba007c08190bf4d3cf092abc7dd |
completed | May 10, 2026, 2:21 a.m. |
| NEDg | Description generation | batch_69ffecb8c71481908b4913bb078b6415 |
completed | May 10, 2026, 2:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffed469a5c8190932fa4ebc44358c4 |
completed | May 10, 2026, 2:28 a.m. |
Created at: April 10, 2026, 5 a.m.