Triple
T14224740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Zurich Airport railway station |
E352587
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | Zurich S-Bahn line S2 |
E125683
|
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: Zurich S-Bahn line S2 | Statement: [Zurich Airport railway station, hasService, Zurich S-Bahn line S2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Zurich S-Bahn line S2 Context triple: [Zurich Airport railway station, hasService, Zurich S-Bahn line S2]
-
A.
Zürich S-Bahn
chosen
The Zürich S-Bahn is the suburban rail network serving the Zürich metropolitan area, connecting the main station with surrounding cities and regions through frequent, integrated commuter services.
-
B.
S-Bahn Luzern
S-Bahn Luzern is the suburban rail network serving the Lucerne region in Switzerland, providing frequent regional connections between the city and its surrounding areas.
-
C.
Basel S-Bahn
The Basel S-Bahn is a regional commuter rail network serving the Basel metropolitan area and connecting surrounding Swiss and cross-border communities.
-
D.
Sihltal Zürich Uetliberg Bahn
Sihltal Zürich Uetliberg Bahn is a Swiss railway company that operates regional and suburban rail services, including the well-known Uetliberg mountain line in the Zürich area.
-
E.
Zürich tram network
The Zürich tram network is an extensive urban light rail system serving the city of Zürich and its suburbs, forming the backbone of the city’s public transportation.
- 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_69d8278a06e481908b5d6af0a8afe737 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de6228e53c8190abbe4e2d88a7362a |
completed | April 14, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d0cb3f88190813542f95ee360bf |
completed | May 8, 2026, 1:31 a.m. |
Created at: April 10, 2026, 1:06 a.m.