Triple
T23553754
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pankow-Heinersdorf (approximate corridor toward Ahrensfelde) |
E578122
|
entity |
| Predicate | involvesInfrastructureManager |
P15572
|
FINISHED |
| Object | DB Netz AG |
—
|
NE NERFINISHED |
How this triple was built (3 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 Netz AG | Statement: [Pankow-Heinersdorf (approximate corridor toward Ahrensfelde), involvesInfrastructureManager, DB Netz AG]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: DB Netz AG Context triple: [Pankow-Heinersdorf (approximate corridor toward Ahrensfelde), involvesInfrastructureManager, DB Netz AG]
-
A.
DB Netz AG
chosen
DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
-
B.
DB Netz
DB Netz is the infrastructure division of Deutsche Bahn responsible for operating and maintaining Germany’s national railway network.
-
C.
T-Systems
T-Systems is a German IT services and consulting company, part of Deutsche Telekom, specializing in digital transformation, cloud, and telecommunications solutions for large enterprises and public-sector clients.
-
D.
DB Engineering & Consulting GmbH
DB Engineering & Consulting GmbH is a German engineering and consulting company specializing in planning, designing, and managing rail and infrastructure projects worldwide.
-
E.
IBM Germany
IBM Germany is the German subsidiary of the multinational technology and consulting company IBM, providing IT services, hardware, and software solutions to businesses and public institutions across Germany.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: involvesInfrastructureManager Context triple: [Pankow-Heinersdorf (approximate corridor toward Ahrensfelde), involvesInfrastructureManager, DB Netz AG]
-
A.
infrastructureManager
chosen
Indicates a relationship where one entity is responsible for overseeing, maintaining, or administering the infrastructure of another entity or system.
-
B.
requiresInfrastructureManagement
Indicates that one entity depends on another to provide or perform infrastructure management in order for it to function or be fulfilled.
-
C.
infrastructureRole
Indicates that one entity serves a specific infrastructural function or capacity in relation to another entity.
-
D.
integratesInfrastructure
Indicates that one entity combines or coordinates infrastructure components or systems of another entity into a unified, functioning whole.
-
E.
usesInfrastructure
Indicates that one entity makes use of, depends on, or operates through the infrastructure provided or managed by another entity.
- F. None of above.
Provenance (3 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_69e245fa93448190919cb04534560542 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1aed17fc881908b45dcde14790d42 |
completed | April 29, 2026, 7:10 a.m. |
| PD | Predicate disambiguation | batch_69f118afabd88190bd88f49597d120e8 |
completed | April 28, 2026, 8:29 p.m. |
Created at: April 17, 2026, 6:11 p.m.