Triple
T21903542
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EPFL main campus in Ecublens-Lausanne |
E540870
|
entity |
| Predicate | hasTransportConnection |
P845
|
FINISHED |
| Object | EPFL metro station |
—
|
NE NERFINISHED |
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: EPFL metro station | Statement: [EPFL main campus in Ecublens-Lausanne, hasTransportConnection, EPFL metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EPFL metro station Context triple: [EPFL main campus in Ecublens-Lausanne, hasTransportConnection, EPFL metro station]
-
A.
Carouge-Bachet station
Carouge-Bachet station is a railway station in the Geneva area of Switzerland that serves as a stop on the regional CEVA rail link.
-
B.
Lausanne-Flon station
chosen
Lausanne-Flon station is a central multimodal transit hub in Lausanne, Switzerland, serving metro and regional rail lines in the Flon district.
-
C.
Genève-Eaux-Vives station
Genève-Eaux-Vives station is a railway station in Geneva, Switzerland, serving as a key stop on the city’s regional rail network and connecting local and cross-border services.
-
D.
Corvisart metro station
Corvisart metro station is a Paris Métro station on Line 6 located in the 13th arrondissement, serving the Butte-aux-Cailles neighborhood.
-
E.
Geneva station
Geneva station is a Metra commuter rail station in Geneva, Illinois, serving as a key stop on the Union Pacific West Line between Chicago and the western suburbs.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c47b4e8c81908c8076eaa4c8e4f2 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f121d3c23081908c30c3a617002389 |
completed | April 28, 2026, 9:08 p.m. |
Created at: April 16, 2026, 7:25 p.m.