Triple
T3848808
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berlin U-Bahn line U4 |
E85238
|
entity |
| Predicate | hasFareSystem |
P395
|
FINISHED |
| Object | Verkehrsverbund Berlin-Brandenburg |
E142482
|
NE FINISHED |
How this triple was built (2 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: Verkehrsverbund Berlin-Brandenburg | Statement: [Berlin U-Bahn line U4, hasFareSystem, Verkehrsverbund Berlin-Brandenburg]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Verkehrsverbund Berlin-Brandenburg Context triple: [Berlin U-Bahn line U4, hasFareSystem, Verkehrsverbund Berlin-Brandenburg]
-
A.
Verkehrsverbund Berlin-Brandenburg
chosen
Verkehrsverbund Berlin-Brandenburg is the integrated public transport authority that coordinates and manages fares and services across Berlin and the surrounding Brandenburg region.
-
B.
Berliner Verkehrsbetriebe
Berliner Verkehrsbetriebe is Berlin’s main public transport company, operating the city’s extensive network of U-Bahn trains, trams, and buses.
-
C.
Rhein-Main-Verkehrsverbund
Rhein-Main-Verkehrsverbund is the regional public transport association that coordinates and manages integrated ticketing and services across the Rhine-Main metropolitan area in Germany.
-
D.
Verkehrsverbund Mittelsachsen
Verkehrsverbund Mittelsachsen is a regional public transport association in central Saxony, Germany, that coordinates and integrates services such as buses, trams, and trains across multiple cities and districts including Chemnitz.
-
E.
Berlin S-Bahn
The Berlin S-Bahn is a rapid transit railway network serving Berlin and its surrounding areas, integrating suburban and urban rail services across the metropolitan region.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69aed936de1c81908f91bed80f70abb2 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeebcde86081908cf3840ae002acfa |
completed | March 9, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b504172d58819089d19f5cb7b803ec |
completed | March 14, 2026, 6:45 a.m. |
Created at: March 9, 2026, 3:19 p.m.