Triple
T1239400
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lausanne |
E26623
|
entity |
| Predicate | hasRailConnection |
P848
|
FINISHED |
| Object | Lausanne railway station |
E122374
|
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: Lausanne railway station | Statement: [Lausanne, hasRailConnection, Lausanne railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lausanne railway station Context triple: [Lausanne, hasRailConnection, Lausanne railway station]
-
A.
Lausanne railway station
chosen
Lausanne railway station is a major Swiss rail hub in the city of Lausanne, serving as a key junction for national and international passenger services across western Switzerland and beyond.
-
B.
Nyon railway station
Nyon railway station is a key regional and commuter rail stop in the town of Nyon in western Switzerland, providing frequent connections between Lausanne, Geneva, and surrounding areas.
-
C.
Geneva Airport railway station
Geneva Airport railway station is the main rail terminal directly connected to Geneva International Airport, providing frequent train services between the airport and Geneva city as well as other Swiss and international destinations.
-
D.
Gare de Genève-Cornavin
Gare de Genève-Cornavin is the main railway station in Geneva, Switzerland, serving as a major hub for national and international train connections.
-
E.
Luzern railway station
Luzern railway station is a major Swiss rail hub in the city of Lucerne, serving as a key interchange for regional, national, and international train services.
- 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_69a4948689d08190b3a4a3f388c02148 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4bf41c5d08190b07adbdb24d35a76 |
completed | March 1, 2026, 10:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad014954b08190a787d7e03e503d8d |
completed | March 8, 2026, 4:55 a.m. |
Created at: March 1, 2026, 7:47 p.m.