Triple
T8512998
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oberkassel (Düsseldorf) |
E201502
|
entity |
| Predicate | publicTransport |
P1288
|
FINISHED |
| Object | Rheinbahn tram network |
E723387
|
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: Rheinbahn tram network | Statement: [Oberkassel (Düsseldorf), publicTransport, Rheinbahn tram network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rheinbahn tram network Context triple: [Oberkassel (Düsseldorf), publicTransport, Rheinbahn tram network]
-
A.
Cologne Stadtbahn
The Cologne Stadtbahn is a light rail and rapid transit network serving Cologne and its surrounding region, integrating underground and surface lines for urban and suburban transportation.
-
B.
Krefeld tram network
The Krefeld tram network is a local urban tramway system serving the city of Krefeld in North Rhine-Westphalia, Germany, and connecting its districts and surrounding areas.
-
C.
Düsseldorf Rheinbahn tram network
chosen
The Düsseldorf Rheinbahn tram network is the city’s extensive urban light rail and tram system, providing core public transport services across Düsseldorf and its surrounding areas.
-
D.
Mannheim tram network
The Mannheim tram network is an urban light rail system serving the German city of Mannheim and its districts, forming a key part of the region’s public transportation infrastructure.
-
E.
Heidelberg tram network
The Heidelberg tram network is an urban light rail system serving the city of Heidelberg, Germany, connecting key districts, residential areas, and institutions such as the Neuenheimer Feld campus.
- 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_69ca8320e5748190ac2c585a0bba8193 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe60cdfcc819081a9be1229378ba0 |
completed | March 31, 2026, 3:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce6d2eef208190b505a64d01f656f4 |
completed | April 2, 2026, 1:20 p.m. |
Created at: March 30, 2026, 6:15 p.m.